OpenTechnical

OT-2026-000077586

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000077586) never changes.

Identity and time

Publication numberOT-2026-000077586 · never reused
Internal UUID01a0ae95-2ece-7735-b756-14b5c0689476 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077586
StatusPUBLIC

Content hashes

Canonical texta37be6ed05c2ba8520e203932bbb6aadcc236cd5c89e9c0445fef145086139df
Markdowne8acca602bad6444d6efd397d2af6e2cf4bf569f40fbb67525bca3afc54c74c2
PDF
Publication pagee2432ba103fc14402e371d27a08aba3ba665a3db7fed160dacd76c2eabda93ab
Manifestb9e98547dc42b624e9b74a1ee71683b2135a0c311d9e1ead1ca75fd697eeed1c

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
Signature1cq2MpKzU6L30GAyDUgbk4Who9PH6eEWelYD8MvwO67srFu6bqW+raDWS8WTdwaIbQ9xQ01dvUxpKfIpdMPwCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:07:04.034603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077586
observed e2432ba103fc14402e371d27a08aba3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:04.016161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077586/manifest.json
observed b9e98547dc42b624e9b74a1ee71683b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:03.997638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077586/publication.md
observed e8acca602bad6444d6efd397d2af6e2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:03.979274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077586/publication.txt
observed a37be6ed05c2ba8520e203932bbb6aad...
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.