OpenTechnical

OT-2026-000035055

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed 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-2026-000035055) never changes.

Identity and time

Publication numberOT-2026-000035055 · never reused
Internal UUID01a0ae76-6a1c-764e-a4fe-392d9c7771bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035055
StatusPUBLIC

Content hashes

Canonical textb0ca81ceaac11a0c1707213933e78cea80314a421e8ae17eb307115724f19009
Markdownb68c042162104c578e84a197e0a29c19d43418c0dcde6d90bba7b7d3a7499736
PDF
Publication pagea22879491d4394e3be7425c8757446c32b6a6865b8cb8cdedbe1b753da579936
Manifestbd3dafc8a49e3f0d14610e7d496e6ba53ae622abc97143ff7a614f31ad2cbf64

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
SignatureMmvR4WWCE9o5RVDQvQL1CGnwx58XbLY/r8TLGvG7CD+j4950tVaTWCUSX49lUSqC27oDc4BHjZg6ffi9kOCXBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:28:06.751891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035055
observed a22879491d4394e3be7425c8757446c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:06.735444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035055/manifest.json
observed bd3dafc8a49e3f0d14610e7d496e6ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:06.717582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035055/publication.md
observed b68c042162104c578e84a197e0a29c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:06.698156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035055/publication.txt
observed b0ca81ceaac11a0c1707213933e78cea...
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.