OpenTechnical

OT-2026-000088092

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000088092) never changes.

Identity and time

Publication numberOT-2026-000088092 · never reused
Internal UUID01a0ae9b-1aa7-7ace-8f7e-acf41db46274 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088092
StatusPUBLIC

Content hashes

Canonical text9da9d955db907dca596b7d9ea43090f86360475d0f39fa1be8ed797c6d76826d
Markdown6b5969a14d27447ed9b624e30941daf5689f7eb0a5a394dbbc8f768a5691e664
PDF
Publication page411c37793b9d65c72fe89135b12039d506923a98b80913072c4f61c0174974da
Manifest21705226d44c4fb007d29d182cf9ad76f54d2dd9f10df3a88f0358657a1a1130

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
SignaturedOfVqIzZGtHGhy7pXf8VWZLyOFuJP/GafNlNM8R9z7t26L7RBKtWXTACGrry4ojj9vBXKgx4J4p/p0rbtznwDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:06.101905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088092
observed 411c37793b9d65c72fe89135b12039d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.082501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088092/manifest.json
observed 21705226d44c4fb007d29d182cf9ad76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.063464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088092/publication.md
observed 6b5969a14d27447ed9b624e30941daf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.045228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088092/publication.txt
observed 9da9d955db907dca596b7d9ea43090f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.263846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088092
observed 411c37793b9d65c72fe89135b12039d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.245583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088092/manifest.json
observed 21705226d44c4fb007d29d182cf9ad76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.227676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088092/publication.md
observed 6b5969a14d27447ed9b624e30941daf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.209085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088092/publication.txt
observed 9da9d955db907dca596b7d9ea43090f8...
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.