OpenTechnical

OT-2026-000065463

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000065463) never changes.

Identity and time

Publication numberOT-2026-000065463 · never reused
Internal UUID01a0ae8e-46f9-79c6-8159-05f81d1d5c30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065463
StatusPUBLIC

Content hashes

Canonical text664d794a14fa2679a7673467cc7f4d0b278966f71be657d05fd7eea6e2f8eb53
Markdown4d0aded83e3a304d107c581d1e2be2a7a9c6e1ff4e32a318b18f72695566e160
PDF
Publication page2a2407e8809151aaa3f96f28546a44e73312b980149c9f280dfa077fc40ad6cc
Manifest5a316b5add971c990d1a4ce0692a7b900cf690ce4ab60ad90bd7c67b4a237350

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
Signature7pP4nYv/We9/Xok9IGkgqz9r06d36pkoIgH2aXeRG2MUTuFBH19xTh6J5ZmX06mfeUFoAitcaCLjixjjYmylBA==
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

2026-09-17T10:33:44.520967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065463
observed 2a2407e8809151aaa3f96f28546a44e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.503716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065463/manifest.json
observed 5a316b5add971c990d1a4ce0692a7b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.484064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065463/publication.md
observed 4d0aded83e3a304d107c581d1e2be2a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.466632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065463/publication.txt
observed 664d794a14fa2679a7673467cc7f4d0b...
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.