OpenTechnical

OT-2026-000014603

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000014603) never changes.

Identity and time

Publication numberOT-2026-000014603 · never reused
Internal UUID01a0ae6d-b27c-72ad-9723-93866a8bd0ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014603
StatusPUBLIC

Content hashes

Canonical text27504f9e6cf453417ab6f6103c68c75b4ee69ef1a823dc757023dd09c5a2705c
Markdownb196d0e92d237304b6d962fd944f5901deb11f9705110bd315e8a3806e670678
PDF
Publication page29ceb7992bffb4914d4145e78d038a2f9f9f7b339ff22ec7481b24a725412155
Manifest92db42acc91203d7ba8e28dee944d1aa5a72cc262ed2d4954bbcaf874d19c055

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
SignatureruJ+t1Jn0/py3ktVbpWoodcafMeoZB+V4P4PadpmJVy4TirnpVdZXorXxHyNGiPUkElNjf7M9OPbD+otYQxNAg==
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

2026-09-17T12:10:30.040812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014603
observed 29ceb7992bffb4914d4145e78d038a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.020342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014603/manifest.json
observed 92db42acc91203d7ba8e28dee944d1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:29.998335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014603/publication.md
observed b196d0e92d237304b6d962fd944f5901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:29.981296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014603/publication.txt
observed 27504f9e6cf453417ab6f6103c68c75b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:31.068032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014603
observed 29ceb7992bffb4914d4145e78d038a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:31.050139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014603/manifest.json
observed 92db42acc91203d7ba8e28dee944d1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:31.034130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014603/publication.md
observed b196d0e92d237304b6d962fd944f5901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:31.017211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014603/publication.txt
observed 27504f9e6cf453417ab6f6103c68c75b...
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.