OpenTechnical

OT-2026-000080665

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000080665) never changes.

Identity and time

Publication numberOT-2026-000080665 · never reused
Internal UUID01a0ae96-b973-7ff7-972f-4abe26654552 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080665
StatusPUBLIC

Content hashes

Canonical text6b7a6656c3eaf51137024f489a86ad5f3132cce02280de015fb21651f48d9483
Markdown04690fb1ddd0dd26d8dd0de430c122a1ef9ba6be9828fec3011ac59f1b49aade
PDF
Publication page7e932b734cee2ade2ee5e2b4e8e34f63d0bb52caccede1856d446676d392e760
Manifest91c74accba281d7ab8b5ef7663fa6249e3b51128b7edfc43a7d835282ab3baf3

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
SignatureoQTgK8pAmIuEWaKc4hJ9ij5XgVmHlf6awzrBny++Phou7LmcrWSc0zWTczXH1wTGyi7PiU2rlmjLK2tPVTXVAg==
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

2026-09-17T10:01:41.633279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080665
observed 7e932b734cee2ade2ee5e2b4e8e34f63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.617126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080665/manifest.json
observed 91c74accba281d7ab8b5ef7663fa6249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.600246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080665/publication.md
observed 04690fb1ddd0dd26d8dd0de430c122a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.582273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080665/publication.txt
observed 6b7a6656c3eaf51137024f489a86ad5f...
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.