OpenTechnical

OT-2026-000057023

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000057023) never changes.

Identity and time

Publication numberOT-2026-000057023 · never reused
Internal UUID01a0ae87-d5b6-793a-86ec-004696c35b9c · 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-2026-000057023
StatusPUBLIC

Content hashes

Canonical text130e931bc636a6acdab6866271a340aa9f1fd146bc582adb1b399e22494cc292
Markdown716939f5b6a48328cf5951dc6a798cb95c59cdd6bf8f812e2fe5e280564a729d
PDF
Publication pagee3ecb6e46633a77be6046f7e9476aa6b2116eda7f2820cdbb83f0fdb348e23f9
Manifest761cd323847275014fd0231655f57e5b603b33bfffde3db5a15677493b9c270a

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
SignatureiGth/0/AYCm7Rm22kDB4wbxf2nj1EHZBo9fWusSVeGI6MqgTra+bgalgS9bBNFCQQ+MxqOXTIvgVns6/n7AuBg==
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

2026-09-17T10:48:30.142996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057023
observed e3ecb6e46633a77be6046f7e9476aa6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:30.095935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057023/manifest.json
observed 761cd323847275014fd0231655f57e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:30.078154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057023/publication.md
observed 716939f5b6a48328cf5951dc6a798cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:30.028092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057023/publication.txt
observed 130e931bc636a6acdab6866271a340aa...
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.