OpenTechnical

OT-2026-000040999

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000040999) never changes.

Identity and time

Publication numberOT-2026-000040999 · never reused
Internal UUID01a0ae79-b10d-70ae-84b9-15e80d7c5972 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040999
StatusPUBLIC

Content hashes

Canonical text6374d039dc4833ca77b69ff7ff52d789e909529a68455ac1c506c1b920e82a1a
Markdown31b2537fd09d831e897acce79dc04a446900bb43cae5bbaec6453827176bccfe
PDF
Publication pageaa85b391ff58af98390e7a664d29415b1abbcee993d07dc91e05b3b296996d2d
Manifest18bcc5efe9a8a3c14d68fb157ba2361a27f1b034a9602f23fb0937c1904a481e

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
SignatureAnmVY579uvyVCyQm3+VYvQQ/d4wW0BjFVxP/3Oj+lG0e7s1aDgLUo63QGFmhPyq8gcwpNGD9Xnec0p4Gx6nSAw==
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

2026-09-17T11:16:54.231535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040999
observed aa85b391ff58af98390e7a664d29415b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.213518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040999/manifest.json
observed 18bcc5efe9a8a3c14d68fb157ba2361a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.198178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040999/publication.md
observed 31b2537fd09d831e897acce79dc04a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.181917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040999/publication.txt
observed 6374d039dc4833ca77b69ff7ff52d789...
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.