OpenTechnical

OT-2026-000082238

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000082238) never changes.

Identity and time

Publication numberOT-2026-000082238 · never reused
Internal UUID01a0ae97-4d94-7dcc-b9c1-59ae82833ceb · 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-2026-000082238
StatusPUBLIC

Content hashes

Canonical text7012f4b0611566704984fae134dbd5b0c70754b35473f2d64b603b725904bb31
Markdown5c5332740098f0d32955b6eb33b0d9bcc5afc57fe45f470110046b1ae253e9a5
PDF
Publication page877fbe27d4d8b25a4cad0e501cd0723efc153719a7b2b5eb70d678798c3cca60
Manifest3c5a0e801ffee5dc9a600fa84c92d94d20b41d12d917f48618b88762c4f8cc7d

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
SignatureJhkT41s8UAMUxCA587EQjGVsI/6rX2e0vejzSPP3PyGa8BQ8y2BuSDNDPI983nIV8nvMli59aMt6LP9qU519CA==
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

2026-09-17T09:59:04.987959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082238
observed 877fbe27d4d8b25a4cad0e501cd0723e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.970283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082238/manifest.json
observed 3c5a0e801ffee5dc9a600fa84c92d94d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.951197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082238/publication.md
observed 5c5332740098f0d32955b6eb33b0d9bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.931777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082238/publication.txt
observed 7012f4b0611566704984fae134dbd5b0...
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.