OpenTechnical

OT-2026-000097356

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000097356) never changes.

Identity and time

Publication numberOT-2026-000097356 · never reused
Internal UUID01a0aea1-01cb-73a9-a863-939b705fb7a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097356
StatusPUBLIC

Content hashes

Canonical textb843988e85ae5846f54a10af4c89aed6141a2635707edd0a5e437680fddbfce5
Markdownb3bdb4bd2b0db791958a5812adb4e2deef8d953e439fc727adb53907cd8cfb9e
PDF
Publication page28abe516aff2f019c516b2a86e136d3df4da1410725865070400e4dc4501d1b5
Manifestb3efc84095de0d2b35e71d36d00a17e9737c5f9d53b872e85fb626809ceddf8c

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
SignatureRySkEc3OEND7IHWUKvQlJN/Ovl8XkG8gGPhdemA8sKY8+RUoEGO3/q1/KBjZS7SakM5cSpX1BLR3L8XiWbDNBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:37.734199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097356
observed 28abe516aff2f019c516b2a86e136d3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.715697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097356/manifest.json
observed b3efc84095de0d2b35e71d36d00a17e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.695871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097356/publication.md
observed b3bdb4bd2b0db791958a5812adb4e2de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.676823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097356/publication.txt
observed b843988e85ae5846f54a10af4c89aed6...
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.