OpenTechnical

OT-2026-000077218

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000077218) never changes.

Identity and time

Publication numberOT-2026-000077218 · never reused
Internal UUID01a0ae94-f508-7265-9fe6-5399bde05824 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077218
StatusPUBLIC

Content hashes

Canonical text7a70e70cce889702c0243ea2a882c87d04233688d91240aa1207568f04f6d24e
Markdownd726401030b67d7b345a823064663835e69bc7d46cd1f22330320d20e19b2a98
PDF
Publication pagec591eb5bbbb0859f786ef16d71f6719f8912514d025705bc644a6e33d274fc46
Manifestb4333b49b270861c6ffeaa8db9662315a95a7a87d726a45a36224f803ba04027

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
Signature172jII0D30Niq9IF1R6Hr0fD4MBFewVfMuvnruhaDJb3wMIHBrgWcYNN9+imSmW8wk31Vs+0xr1fMdL9VdE4Cw==
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

2026-09-17T10:08:49.319817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077218
observed c591eb5bbbb0859f786ef16d71f6719f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:49.301381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077218/manifest.json
observed b4333b49b270861c6ffeaa8db9662315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:49.280738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077218/publication.md
observed d726401030b67d7b345a823064663835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:49.261361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077218/publication.txt
observed 7a70e70cce889702c0243ea2a882c87d...
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.