OpenTechnical

OT-2026-000054330

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented before 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-2026-000054330) never changes.

Identity and time

Publication numberOT-2026-000054330 · never reused
Internal UUID01a0ae85-b3a9-76ad-91e2-6436e0427188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054330
StatusPUBLIC

Content hashes

Canonical textb32886430943697d7023ff86857fafc3bda59a5e9ba5415a3a105c0e0835a5b8
Markdown886164b00adc33fea81a9250599768f1d19004ce01523c7761acec8d68a02e1b
PDF
Publication pageaea263e84d50ca65927f8d70b92c6143c65cf25e02734f6d1b680a7184ab5929
Manifest0dc5522803e2f0d077a283a6471be7c356406492a14823809f5ab7110b8ea35e

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
SignatureJcdIdfMhCFSEnvdlz4Jle+BEuJCJZc6yKVd48nJdRDUG7IiPDXQZgwYJBkfjyEufVRggH0a5XIAbF+oXSotRCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:50.495026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054330
observed aea263e84d50ca65927f8d70b92c6143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:50.475114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054330/manifest.json
observed 0dc5522803e2f0d077a283a6471be7c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:50.454720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054330/publication.md
observed 886164b00adc33fea81a9250599768f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:50.434813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054330/publication.txt
observed b32886430943697d7023ff86857fafc3...
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.