OpenTechnical

OT-2026-000080510

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000080510) never changes.

Identity and time

Publication numberOT-2026-000080510 · never reused
Internal UUID01a0ae96-7e78-7ce2-a926-fb8f3884a98f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080510
StatusPUBLIC

Content hashes

Canonical text210dc794ae0ebb1f1701a379dcae7d01cb711a22157b2074cd9ebccbacdb7197
Markdown43023a559a6422546b3763c2161cdf67084cf39763f5feb8b1ad404c7e9bc882
PDF
Publication page74538886ba01bd93293d45a1ac9fb900da5a2cbf94af5b3f45782d50dbe6fe4e
Manifest16a37a61f14c0223d1f3d7a32479a5882013345ba96bf0f676d6851f04a1e968

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
Signaturexg7IrgUbZQiZfjg3wnybGD//iQ/0YWsUkN0DQx8cuU87Kbhlf6cFaxzJxo1E7YGrFNpRxk8epxrdgOkt1dPyBQ==
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

2026-09-17T10:03:01.929874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080510
observed 74538886ba01bd93293d45a1ac9fb900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.911525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080510/manifest.json
observed 16a37a61f14c0223d1f3d7a32479a588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.893135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080510/publication.md
observed 43023a559a6422546b3763c2161cdf67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.874610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080510/publication.txt
observed 210dc794ae0ebb1f1701a379dcae7d01...
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.