OpenTechnical

OT-2026-000082498

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000082498) never changes.

Identity and time

Publication numberOT-2026-000082498 · never reused
Internal UUID01a0ae97-8cc7-7d86-ae76-43a4d8b43141 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082498
StatusPUBLIC

Content hashes

Canonical textfb1b2899b1e5c8a906461c8f4e9d73d0a93e1f5239b73302565a6f1a91a5d77f
Markdown241a4634867fd7dcdf5590d5367c8f47267caf830935e8f6077e1d437b04034d
PDF
Publication pagebc9c70a1cd9dd627a50937b3ad3ed32b05502130013c265a8bd3bf66037a7e54
Manifest4146077cd347ae88c068093943fdabc51e8d65e96e9c632592bd18422e3be3d7

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
SignatureRdAvB7ls1pHRepVXdvYjT2wHXnFK06vx10gS/v/xajYuQNDRnZpqM/41NV3PzPHrYXBscFvqtDf28FTzWfLrDw==
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

2026-09-17T09:57:55.647960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082498
observed bc9c70a1cd9dd627a50937b3ad3ed32b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.632616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082498/manifest.json
observed 4146077cd347ae88c068093943fdabc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.616877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082498/publication.md
observed 241a4634867fd7dcdf5590d5367c8f47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.600005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082498/publication.txt
observed fb1b2899b1e5c8a906461c8f4e9d73d0...
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.