OpenTechnical

OT-2026-000089013

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000089013) never changes.

Identity and time

Publication numberOT-2026-000089013 · never reused
Internal UUID01a0ae9b-8f12-7469-9766-94bd1fefe2c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089013
StatusPUBLIC

Content hashes

Canonical text19aeb32e89134dc118e68eabbcf2ffc8cb869568282d82d99ce250aecf2ba362
Markdown7712efe5b8914c010e08695a9ad848ef9809a33bf0145ef911d01992d3febdb3
PDF
Publication pagec13fda966f1008600d2d6a919964f9e1c14281305b20a4a6bfef070b8a4c219b
Manifest8dc306137705d3a3bb411c6c25010512dd2210697215868cf91b60a7a4772dda

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
Signature7tYfttkjmVblXYGvKQufLbGPJ5uPI0hw8UIfrdVG7ZC4oC7cNKAmPYKDAQgkhnIIFqnFe4KYlU9fLKGzhodVCA==
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

2026-09-17T09:48:31.085432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089013
observed c13fda966f1008600d2d6a919964f9e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.067499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089013/manifest.json
observed 8dc306137705d3a3bb411c6c25010512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.048107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089013/publication.md
observed 7712efe5b8914c010e08695a9ad848ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.030025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089013/publication.txt
observed 19aeb32e89134dc118e68eabbcf2ffc8...
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.