OpenTechnical

OT-2026-000057825

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented before 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-2026-000057825) never changes.

Identity and time

Publication numberOT-2026-000057825 · never reused
Internal UUID01a0ae88-6ed8-7280-957a-ffa24818e243 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057825
StatusPUBLIC

Content hashes

Canonical textbbb6345db9ad6cc3157e51c16a258aad5c0ac6806957fdad7fc7f64e97770ce3
Markdownebacf31a00333ea202866e6bcdfce38a49027877a21744c0a8df30ea4232db86
PDF
Publication paged1a1dd7ad57052ec3cb983d1c925beb0ab111ffd59fee0396ffdf64d3a0a4016
Manifest89d96a2e7fa9c0322488ff02f22a62eb67cdf035abc0fae7cb98bb36d61bf3f4

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
Signaturew1C2rm6sp6UBRABd++ziEyc3GdCfwRU1MehNe8lxdEDCl9mC88OhsOcz1xlevd5aCHnoRH58oA/8iZjDasYmCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:23.916474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057825
observed d1a1dd7ad57052ec3cb983d1c925beb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:23.898439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057825/manifest.json
observed 89d96a2e7fa9c0322488ff02f22a62eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:23.876814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057825/publication.md
observed ebacf31a00333ea202866e6bcdfce38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:23.860736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057825/publication.txt
observed bbb6345db9ad6cc3157e51c16a258aad...
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.