OpenTechnical

OT-2026-000062348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000062348) never changes.

Identity and time

Publication numberOT-2026-000062348 · never reused
Internal UUID01a0ae8c-0abf-7a1b-8433-9331b3621acd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062348
StatusPUBLIC

Content hashes

Canonical texte8e7e951d81ae1395b6e589568e940cc02494ad9ff6de33166fe2452a1cf5340
Markdown89cb5570de7828b75a6f4aa7b0142b6c9656d35773211f6493eb9b16071f3ae4
PDF
Publication pageeb04d60f9edf05cee199215c1b79f0a164676c15d539738c70426956e7ef8ca9
Manifestddfd312f779135d6f0a7e2caa59c6d537eecffa378d607487346d9ccccc58cf6

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
Signature678ONgyo8hC0R/eGr9xbx6a+fdZM/ZVTc9MQNh6OwG7mMK+cvmNczhrxxmlF0mWQzDatX/lfOACUc726SMQXDA==
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

2026-09-17T10:39:39.639623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062348
observed eb04d60f9edf05cee199215c1b79f0a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.622081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062348/manifest.json
observed ddfd312f779135d6f0a7e2caa59c6d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.603084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062348/publication.md
observed 89cb5570de7828b75a6f4aa7b0142b6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.583296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062348/publication.txt
observed e8e7e951d81ae1395b6e589568e940cc...
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.