OpenTechnical

OT-2026-000053069

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000053069) never changes.

Identity and time

Publication numberOT-2026-000053069 · never reused
Internal UUID01a0ae84-a431-78c8-96fb-0c1a3a026bf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053069
StatusPUBLIC

Content hashes

Canonical text93aae6d5011330a1cae73f11b58aabb8dd5102f496ee40f1c60757d7d8fa8005
Markdowne6b62b9865deb26c77f4667956ae2f0d02457e5429445e218bf23c6ec936b712
PDF
Publication page2b6902030fe35c3cc2ae814b649a4859b450401497926b9c763d5d720fc137a0
Manifest9cb5274c72f71ec51f400e8c6179ecb2f453dde316380f56fd044e6719214237

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
SignatureMCKCOJXpQQVJV0fsDC/vz9ney4mfppEJclLO4Q6zPLPOAKWPJMD0BeIAsT+TBF7Mp2/tpGyag33A1sPbdPwGAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:47.101723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053069
observed 2b6902030fe35c3cc2ae814b649a4859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:47.083401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053069/manifest.json
observed 9cb5274c72f71ec51f400e8c6179ecb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:47.063236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053069/publication.md
observed e6b62b9865deb26c77f4667956ae2f0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:47.045645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053069/publication.txt
observed 93aae6d5011330a1cae73f11b58aabb8...
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.