OpenTechnical

OT-2026-000077904

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000077904) never changes.

Identity and time

Publication numberOT-2026-000077904 · never reused
Internal UUID01a0ae95-2ed1-7148-bbec-70f8c53f1979 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077904
StatusPUBLIC

Content hashes

Canonical textdd9b1c61d2abfd2d5ab8c65d7795b1f986cb02ccd6bbb7bd709f3d16f212162f
Markdown00c6055b228f6693daad026640be963c3eaefb6a42ba7db2ebe3abbeb4189c0a
PDF
Publication page8004df03c118abe8668e387b56193d141858cc149a6d96df3829c3db52d86c47
Manifest45dcc54ed735d4ef37d6bde26fb36dd34061ea190125b537c324fea5451637d1

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
Signaturee4qassO5Gn95XyGMLsaSjI8K/x4+qdQEzsIGkQBVwjCVjIA7qnD+Pyd64x7qBL2Jcw5Lha6ervFlB5K1f5/qAw==
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

2026-09-17T10:07:39.149387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077904
observed 8004df03c118abe8668e387b56193d14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.128725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077904/manifest.json
observed 45dcc54ed735d4ef37d6bde26fb36dd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.106858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077904/publication.md
observed 00c6055b228f6693daad026640be963c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.087656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077904/publication.txt
observed dd9b1c61d2abfd2d5ab8c65d7795b1f9...
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.