OpenTechnical

OT-2026-000006510

Publication integrity record

Vacuum cup gripper, pump fed, vented after set down, rubber cups, oval form

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-2026-000006510) never changes.

Identity and time

Publication numberOT-2026-000006510 · never reused
Internal UUID01a0a95d-bd3c-7ed1-afd0-78ebf2694e68 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:38:07.936077Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006510
StatusPUBLIC

Content hashes

Canonical texta0c4aa0b9d67924ef428a179cd74f1cfcd6ea94273cdd91193592122f23cb86d
Markdown909bda54ee0f6d7bce771cd5319177a9c86bc06c265886ea6ba39823372ec37b
PDF
Publication page864f75bc2248d41ae4231c83987b6d41a48b78b15d4f8e8b863f81667a3aba45
Manifestfdec2bfcc999ecb821623ff40cfdd4c1cf364ad250d184557c79c01f7ebce093

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
SignatureeLsWwJxBy7MO30Kcffod2uNfDt0i8iuDxnP2i9g1AeADv55T7zNB3TY7CswlPemGN6xQh6atgvcu26hAPViiAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:09.203274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006510
observed 864f75bc2248d41ae4231c83987b6d41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:09.187531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006510/manifest.json
observed fdec2bfcc999ecb821623ff40cfdd4c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:09.167751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006510/publication.md
observed 909bda54ee0f6d7bce771cd5319177a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:09.150923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006510/publication.txt
observed a0c4aa0b9d67924ef428a179cd74f1cf...
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.