OpenTechnical

OT-2026-000035503

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed 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-2026-000035503) never changes.

Identity and time

Publication numberOT-2026-000035503 · never reused
Internal UUID01a0ae76-b4c4-7289-960e-f11b5481aa62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035503
StatusPUBLIC

Content hashes

Canonical textffe3c98f2c5f2b83821f29376ac3bd7f6011e49cbb8efb4cb543c988262ad502
Markdown2ff26166279ef6d5b9c48adfaebe374b5976840b50682e3f874447fabe86f761
PDF
Publication paged2695b74b8fee7a851dd91b89919fc44c4f46e9d433ff0a6412a0f9e2f579c9b
Manifest0d2352dd70184d626a9ae2170098c21c2023eb37d11b861510ca13cc0a23a280

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
SignaturecvPyEldaDin/cVoGulKTKdU5xvy2cttfsg1G6jp398ozdbAYALojX4gImMRC7BfoVwwSlb4sX15vFMswwzJQCg==
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

2026-09-17T11:26:55.226168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035503
observed d2695b74b8fee7a851dd91b89919fc44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.208866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035503/manifest.json
observed 0d2352dd70184d626a9ae2170098c21c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.191202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035503/publication.md
observed 2ff26166279ef6d5b9c48adfaebe374b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.172156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035503/publication.txt
observed ffe3c98f2c5f2b83821f29376ac3bd7f...
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.