OpenTechnical

OT-2026-000045894

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000045894) never changes.

Identity and time

Publication numberOT-2026-000045894 · never reused
Internal UUID01a0ae7d-8f06-7e65-a66e-2e0f00e1a9e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045894
StatusPUBLIC

Content hashes

Canonical text5569cbc25a2b733abdc049d6fe7e0767884b4f9e33100a078e1f274e5f986575
Markdown6eb553f16155f27ac9c6055a732d35a420ac0f9c199ca642c7995d036aeaeee2
PDF
Publication page034647b2c23db93296f3782711efcbb71dbec35718c9882d6bcaeef0398fd282
Manifestba64b68e6b8d6be66a46d3c25c674a79bdb5b579395601bec80837f2a3a026cd

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
SignatureZik7H2IA/caCm61zB+V3E5n3V3u7koM2EVvNPoXPdRGy05MaXLWZe/LqtiaIVSQr8FChNpLxEds+zcTKj/P0CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:47.392373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045894
observed 034647b2c23db93296f3782711efcbb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.372420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045894/manifest.json
observed ba64b68e6b8d6be66a46d3c25c674a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.354000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045894/publication.md
observed 6eb553f16155f27ac9c6055a732d35a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:47.334156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045894/publication.txt
observed 5569cbc25a2b733abdc049d6fe7e0767...
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.