OpenTechnical

OT-2026-000080532

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000080532) never changes.

Identity and time

Publication numberOT-2026-000080532 · never reused
Internal UUID01a0ae96-7e78-7610-b53e-c67dfd1130d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080532
StatusPUBLIC

Content hashes

Canonical textf2d23b65a9a39daa1ebb3bff524d3b69ec885d32d6abae85148c1b888e5bb200
Markdown0ac11b5934e92de803f4537fc2755f08acebe89a63fec92da9d920c6c9c5b88a
PDF
Publication page7137ca9bd4ab51b93be54f9bdad5f470c7d0419a0b1f348d021191e32051c74b
Manifesta4d93157b82eebc189ac79dd937d1b0b20f839277c40c4cb25eab25d55f6d4f2

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
SignaturesvDi9gUeHxBsz12JJcoh8bgwoTj4Quouu6Br2e6If4UNnaFhWbGsy2f7OukSov0YJPPhLovqNfVPWg3uy9h7Ag==
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

2026-09-17T10:03:03.336725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080532
observed 7137ca9bd4ab51b93be54f9bdad5f470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:03.318273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080532/manifest.json
observed a4d93157b82eebc189ac79dd937d1b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:03.298372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080532/publication.md
observed 0ac11b5934e92de803f4537fc2755f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:03.270277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080532/publication.txt
observed f2d23b65a9a39daa1ebb3bff524d3b69...
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.