OpenTechnical

OT-2026-000016259

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000016259) never changes.

Identity and time

Publication numberOT-2026-000016259 · never reused
Internal UUID01a0ae6e-2d11-77e3-8521-e499207f88f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016259
StatusPUBLIC

Content hashes

Canonical textcd1ff0d9a0cbd63abf099d0b542fdd966cc967854e5ba0999bd8f3331c29a47f
Markdownf74f464a7b5e8491bbb6636257e5c441345abef5301e13feb6465ba8ca21d132
PDF
Publication page629bf5106a2b82427474818519779b9ac6b44e3943471c3b468217aea2ce1988
Manifest8f61e64fcad31707c586776aba05cc5b77b8b44d489b99ef2544223e0130ad3f

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
Signaturef/tp+/eyGC8/TROTp9s625Bk6PWuqOAtmZ73TexHEKk60bu3P+tkumWAy3+kccGtpG+A5j/7c8T87cYCaTkaBw==
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

2026-09-17T12:03:44.109856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016259
observed 629bf5106a2b82427474818519779b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.089919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016259/manifest.json
observed 8f61e64fcad31707c586776aba05cc5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.071090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016259/publication.md
observed f74f464a7b5e8491bbb6636257e5c441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.053464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016259/publication.txt
observed cd1ff0d9a0cbd63abf099d0b542fdd96...
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.