OpenTechnical

OT-2026-000082126

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000082126) never changes.

Identity and time

Publication numberOT-2026-000082126 · never reused
Internal UUID01a0ae97-4d93-7394-a096-d91b6b211f9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082126
StatusPUBLIC

Content hashes

Canonical text7e21986727eb5eb24b9caf0d7abaebfc4f83b08968ba595cfe128d52722d89e1
Markdownfc80e4e929945242f66248747d5bf65253182564ae3605e66fea3049c310a122
PDF
Publication page97e10fa853e528d6b2eabfc133277d2b0afd164bb452891ea86cdaa3baf20dd1
Manifestd3f58a6f714b781c329f2fef5acc647f8f58394b6ded7972c6bfa70dcae76c01

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+W//L33CXA0OqAjniCwA17PFQR+N/p3Qe4ZX6YHHKyrFwNAVMyAXJSNY5rYyjAf1Xx4qxg+LMPaB/bDyNOm9CA==
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

2026-09-17T09:58:56.466641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082126
observed 97e10fa853e528d6b2eabfc133277d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.448877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082126/manifest.json
observed d3f58a6f714b781c329f2fef5acc647f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.430462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082126/publication.md
observed fc80e4e929945242f66248747d5bf652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.412083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082126/publication.txt
observed 7e21986727eb5eb24b9caf0d7abaebfc...
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.