OpenTechnical

OT-2026-000054973

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000054973) never changes.

Identity and time

Publication numberOT-2026-000054973 · never reused
Internal UUID01a0ae86-5e80-7d70-9dd7-faf856b4ef05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054973
StatusPUBLIC

Content hashes

Canonical textdfc9d2192020142f23bfaeff6a1bb35189171391e63d92248d433d247f21343e
Markdownaba2370cda1ce40eb68d32dafa415dad4f0482c8c1f25d043635194f270563cf
PDF
Publication pageda3501f660c13a0e39de6ff171a46b75828e2464e2616b08fd2900c7ee011599
Manifest9983a041091f113fa3a8f91d58ba49a06226b86b5905e4335ad9e40d026326bc

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
Signature+Frtk+QF2X7fAjEQCac5hml1MN4IUqJa3AxbZ+CeZ53/RD6RUuAzsX5lJDQGUSYERjq49KYZY24Abu7VuVsQBw==
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

2026-09-17T10:53:05.584522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054973
observed da3501f660c13a0e39de6ff171a46b75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:05.564594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054973/manifest.json
observed 9983a041091f113fa3a8f91d58ba49a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:05.547184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054973/publication.md
observed aba2370cda1ce40eb68d32dafa415dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:05.527390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054973/publication.txt
observed dfc9d2192020142f23bfaeff6a1bb351...
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.