OpenTechnical

OT-2026-000006110

Publication integrity record

Vacuum cup gripper, two zone face, common isolation valve, pump fed, contact triggered, silicone cups

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-2026-000006110) never changes.

Identity and time

Publication numberOT-2026-000006110 · never reused
Internal UUID01a0a94f-a69e-72b6-87ed-f24d652de666 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:44.641234Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006110
StatusPUBLIC

Content hashes

Canonical text27dcdc12be74fbd198bbe4481272ca8087c2016b1e12c4f51b8fffab4c093373
Markdown919ce6b70f493fd45b6de7af7b085720e54f8bd2ecbed2d4985103d6871c1494
PDF
Publication pagebabad6c9eedbe2fa0e79c93de5e6d065fd9c4025d81c334feb3ef451f296a491
Manifest70f80bfa61a1f08978ea45baf5a51387cd98f2601221914fc56b7a94fbd9ad58

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
SignatureXLi4Wohnh1Gll+U1CGICjBJ1HDsZB445Mbb6GHBs8YDb//za0812C/1gbl8p9Y2T3JFHutt7is4V2NG9ETivDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:26.387515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006110
observed babad6c9eedbe2fa0e79c93de5e6d065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:26.373629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006110/manifest.json
observed 70f80bfa61a1f08978ea45baf5a51387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:26.230988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006110/publication.md
observed 919ce6b70f493fd45b6de7af7b085720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:26.217994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006110/publication.txt
observed 27dcdc12be74fbd198bbe4481272ca80...
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.