OpenTechnical

OT-2026-000009942

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, vented before set-down

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-2026-000009942) never changes.

Identity and time

Publication numberOT-2026-000009942 · never reused
Internal UUID01a0ae6b-cb79-7cdb-918b-17565143918d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009942
StatusPUBLIC

Content hashes

Canonical texteb22506bce4b749441a6910a0cdb88f22bf27df0b1fbe216e83e4a15c4679995
Markdown66a637e64e08b3d627f1b6c335d3adab15977264c2fdcc8db4472df17d67f9f0
PDF
Publication page1ff3afdaeb2b61c43ce8377ec1753c6e555ce86c50ac21020ff9362d43906f9b
Manifest266956c426f29d57e80d2fbab120bbee73dd59613575d7af5481f3b539f8251d

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
SignatureRnTEDcgVifnQ6tNy+uY2umEuXHyHb2TGMOV2eeR4DBX26R2KgPYDU63HtpL/MLPu3nq3J8HX6SQp7pX9LqZdAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:58.389555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009942
observed 1ff3afdaeb2b61c43ce8377ec1753c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.367952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009942/manifest.json
observed 266956c426f29d57e80d2fbab120bbee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.344632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009942/publication.md
observed 66a637e64e08b3d627f1b6c335d3adab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.325710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009942/publication.txt
observed eb22506bce4b749441a6910a0cdb88f2...
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.