OpenTechnical

OT-2026-000008627

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, vented after 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-2026-000008627) never changes.

Identity and time

Publication numberOT-2026-000008627 · never reused
Internal UUID01a0ae6a-e46b-7512-97cd-2b18eefa3db9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008627
StatusPUBLIC

Content hashes

Canonical text8ae27dfc49a959eeed4e554ab65c60288b685deb475e3f38f01ce42703048769
Markdown31ed61dbc9cb6926c5765a3e6d36185df19f576503998c741b3984f0160c28e6
PDF
Publication page7db517f16fb36879a3e7b6efbac4df2a47e10d82454cc9c84e35dec6471e6ced
Manifestdc22ca28c7d14d7b1114a9c86473996b0a46542b7af74bb7365fc9fc93848159

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
Signatureqb96tUoT0uc+SOywSzyMOzIxq66rXo6Zl9Afvk8j4t6OUWnxT8SzDqTrCRoRLd0Bwut+9uM5NPnbErVrnNxKAQ==
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

2026-09-17T12:18:35.452161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008627
observed 7db517f16fb36879a3e7b6efbac4df2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.432756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008627/manifest.json
observed dc22ca28c7d14d7b1114a9c86473996b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.414637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008627/publication.md
observed 31ed61dbc9cb6926c5765a3e6d36185d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.395958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008627/publication.txt
observed 8ae27dfc49a959eeed4e554ab65c6028...
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.