OpenTechnical

OT-2026-000082874

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000082874) never changes.

Identity and time

Publication numberOT-2026-000082874 · never reused
Internal UUID01a0ae97-8cca-7493-bde7-5c614afcf06f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082874
StatusPUBLIC

Content hashes

Canonical text343f476c65c10eabdd32216b01eb4258896d2cba72fe5645ad09e205fad7e43a
Markdown7c83936625a320f6d304b58d339d8e94ac2bb3d6a60f6064345e26c430e50217
PDF
Publication page717b4cfc499bc0f8113226419c10308365bf6549ba5ebcdb1d968b1e316200fc
Manifest404d0593febb7b0b372514265dbec2193c41fabcd6519b4a1c390bc1aece2aef

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
SignatureLKpVRBYnLRKe9dlIMUJhXR54v7nTi+HI+KuKP5h7CdI66DmR0BqKsyqrQ1mGtElzFu93cqQtm6a2nkdcNa9NBw==
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

2026-09-17T09:58:33.387119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082874
observed 717b4cfc499bc0f8113226419c103083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.371146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082874/manifest.json
observed 404d0593febb7b0b372514265dbec219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.354996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082874/publication.md
observed 7c83936625a320f6d304b58d339d8e94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.337647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082874/publication.txt
observed 343f476c65c10eabdd32216b01eb4258...
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.