OpenTechnical

OT-2026-000082244

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000082244) never changes.

Identity and time

Publication numberOT-2026-000082244 · never reused
Internal UUID01a0ae97-4d94-7978-b794-10a3f7526b2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082244
StatusPUBLIC

Content hashes

Canonical text47bc1efc26ddc1b3b358a1eb451e111184936e80785035696a91b1dd341754f8
Markdownd2c81d130bb2d27be77a5c0f7f381465bf7f696a64772d5b51497d09d1bb9b83
PDF
Publication page103feeb3383307d71036f7385e140cc0bed8bb0c7916371521f0af3178917302
Manifest20e6bbe634a90e8488a1ec0763db047de0e97ccbd20a8347d961b5a8c5324835

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
Signature+MGgjYPG147XZDPhY3ZxgWN3ZmTSJYWQUTyQRiRa1TxM8mEydhRNRiHwoD/UyR4bHRAE3+c0n7mmj4UC0BFXDg==
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

2026-09-17T09:59:05.421933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082244
observed 103feeb3383307d71036f7385e140cc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.404400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082244/manifest.json
observed 20e6bbe634a90e8488a1ec0763db047d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.386110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082244/publication.md
observed d2c81d130bb2d27be77a5c0f7f381465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.362788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082244/publication.txt
observed 47bc1efc26ddc1b3b358a1eb451e1111...
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.