OpenTechnical

OT-2026-000082023

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, sustained blow-off 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-2026-000082023) never changes.

Identity and time

Publication numberOT-2026-000082023 · never reused
Internal UUID01a0ae97-4d92-7266-a677-4b51b103c08b · 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-2026-000082023
StatusPUBLIC

Content hashes

Canonical texta4ad992d1cc3b10ee2df171e178af8e881b4c6e76d4834217e8a4486ca1fc249
Markdownb0e7291ec9960636a7c8e19322de3fc0cd730c13379172d685571001e1287fe8
PDF
Publication page282c281b122c08ca345039e455278dc79339b98b0a59f90cfa1c0a07e74550cb
Manifestdc0a3d9b3b7f4c53e082d68a3155c5cc50fe4cfdac7935cef46441f57589a8ab

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
Signature7RtlqtUHLwx89Ufiqfd4TswFhwU2vlaKGPkW/8V3vVUKwBQo7ryVTgA2YWk7bi8wTqONFzTEoRpjgdHcikowDA==
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

2026-09-17T09:58:48.746661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082023
observed 282c281b122c08ca345039e455278dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:44.386600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082023/manifest.json
observed dc0a3d9b3b7f4c53e082d68a3155c5cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:44.368553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082023/publication.md
observed b0e7291ec9960636a7c8e19322de3fc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:44.351751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082023/publication.txt
observed a4ad992d1cc3b10ee2df171e178af8e8...
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.