OpenTechnical

OT-2026-000078896

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000078896) never changes.

Identity and time

Publication numberOT-2026-000078896 · never reused
Internal UUID01a0ae95-ccbd-7159-af9d-384b0327d43d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078896
StatusPUBLIC

Content hashes

Canonical text5029ddd8d8314ba47907cd27d0383a590269fa0ce8853071bb5fd76987d2298e
Markdown2419ca3181826b21305c25559d0db7084c4e0bfa297d3f640926355cf25b0058
PDF
Publication page9bf15857d966e042f8347211efa9541e2262e4aae49ad89f7587aedafa2c81f4
Manifest33f5a13f6b3693192ac2e045f91f59958e52378f895bf3ee06aa9409777011e1

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
SignatureTwQP2lAOd8PjJFOd7ZN3bODFkbaD4KDrbh+kdI79FCwaZhls5fPjWADmk/BrZUgaFT8QuLxKwVBJHq4oycifDw==
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

2026-09-17T10:05:42.378018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078896
observed 9bf15857d966e042f8347211efa9541e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:42.360787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078896/manifest.json
observed 33f5a13f6b3693192ac2e045f91f5995...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:42.343919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078896/publication.md
observed 2419ca3181826b21305c25559d0db708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:42.327382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078896/publication.txt
observed 5029ddd8d8314ba47907cd27d0383a59...
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.