OpenTechnical

OT-2026-000011414

Publication integrity record

Single bellows cup vacuum gripper, single 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-2026-000011414) never changes.

Identity and time

Publication numberOT-2026-000011414 · never reused
Internal UUID01a0ae6c-88fe-7e2f-8c32-f527b84a9190 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011414
StatusPUBLIC

Content hashes

Canonical textf0c0a9229e864e7612c0a4b2044c1530d7977f6f8c0e5b19b34f1b17bd60e46c
Markdowne25f6c5f7400d6201a2cd916f0b8a7898f6e577924222f8181b0e2eb453d43cf
PDF
Publication page5a0e1f6786dba1cd77426d0c055b0dd2956f18cf786c5154be1b5031cea569ce
Manifestbaae96ca3b671e5136e850d8f25f8d374d28a80030158b740b89bc51a769aee4

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
SignatureZVsr8vyedT9EDGpvd5HOExbMlb8DYER7+Ee1hJPycQ1jk8ZKyK3kl+cI8iovyaRGA/eOenRrriG2m1Ak3ym4Cg==
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

2026-09-17T12:13:09.985527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011414
observed 5a0e1f6786dba1cd77426d0c055b0dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:09.966888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011414/manifest.json
observed baae96ca3b671e5136e850d8f25f8d37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:09.947647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011414/publication.md
observed e25f6c5f7400d6201a2cd916f0b8a789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:09.928102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011414/publication.txt
observed f0c0a9229e864e7612c0a4b2044c1530...
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.