OpenTechnical

OT-2026-000057130

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057130) never changes.

Identity and time

Publication numberOT-2026-000057130 · never reused
Internal UUID01a0ae87-d5b9-720c-ac29-98a9590995af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057130
StatusPUBLIC

Content hashes

Canonical textca55ef98314ed835f9a214550be518032d7747828b045aa9ce403b9d4d07ee06
Markdown2c2866cd786668d7ad5dcfa7aa1a88ff204caeb82dc21caa42718cb00adc3090
PDF
Publication page472ae6a42f8ad829ee5492dee4db53fd2e3c6b8e378a69bf943c328ea522d8a9
Manifestb5e99310ed57a0795b1ff20bf88c319eb60f1ae4e9d24aa064e21288240f6d28

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturetZ00HxmbeEbE5Vi3nQSZFQzzB+XrfUNBgKQrIjFJwXmjl2ur1sGSNx6fzaRpYxKFak6/Hj2wbhC+IoN85YlsBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:06.441561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057130
observed 472ae6a42f8ad829ee5492dee4db53fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.424862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057130/manifest.json
observed b5e99310ed57a0795b1ff20bf88c319e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.405544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057130/publication.md
observed 2c2866cd786668d7ad5dcfa7aa1a88ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.387481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057130/publication.txt
observed ca55ef98314ed835f9a214550be51803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.051139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057130
observed 472ae6a42f8ad829ee5492dee4db53fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.032399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057130/manifest.json
observed b5e99310ed57a0795b1ff20bf88c319e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.014865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057130/publication.md
observed 2c2866cd786668d7ad5dcfa7aa1a88ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.995480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057130/publication.txt
observed ca55ef98314ed835f9a214550be51803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.