OpenTechnical

OT-2026-000006762

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, pump fed, pressure verified, vented after 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-2026-000006762) never changes.

Identity and time

Publication numberOT-2026-000006762 · never reused
Internal UUID01a0a966-8c0b-74b5-9e21-89deed84d5a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:47:45.166813Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006762
StatusPUBLIC

Content hashes

Canonical text0566ae204d756f1855db403214e223742d2f1cb97aa8c1bdfec9b5d4ada61a39
Markdown87eae2ed03eb9ee7ba0e3f7aa45d265a5276c0f7411fd952f9e65510184f8215
PDF
Publication page34d2387b94bc6d827051079077faff41c6c77a585513574b05be03f40e2257a4
Manifestaf8ae137a39bd98b4c086be71960a4d462d4e0c6474e3d0e329e9eabd3409a9b

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
Signaturemos+/n3UeBndAVzw+VAoduG9yJnuKTTilXpDnNz9KNeRMgxSfJRwFjcx8bMjxisxkhuIGHFDpdMScBkR3F8bCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:09.175997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006762
observed 34d2387b94bc6d827051079077faff41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:09.163519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006762/manifest.json
observed af8ae137a39bd98b4c086be71960a4d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:09.149344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006762/publication.md
observed 87eae2ed03eb9ee7ba0e3f7aa45d265a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:09.135662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006762/publication.txt
observed 0566ae204d756f1855db403214e22374...
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.