OpenTechnical

OT-2026-000082436

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000082436) never changes.

Identity and time

Publication numberOT-2026-000082436 · never reused
Internal UUID01a0ae97-4d96-7bec-9752-30931629ebe0 · 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-2026-000082436
StatusPUBLIC

Content hashes

Canonical text7e796c7fefe0bba025c0a31a322dcf878d4ba5a1b534b91f8c8937010ad2790b
Markdownd417d16ced3d91d1354f88ccb41384a68c36dfd01b6f4913299ff18d6d2190a8
PDF
Publication page2c6af97684d22c7d8b3aeea65279c1ae6e73a01b51d0b6274ec53459619fc3f8
Manifest72d39f60f2e4743d9c3bfec39ce5dea50a8c2f50347397f3ea3ca9362ea720b1

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
Signaturel9PdFpX7unbuyHLwYv3Nb4xokw+rDKcJqjBy6M6+1oskbOSmCGtWv0alyjxN0FAPqXCbMIN+ZyzI0xXUwp46Bw==
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

2026-09-17T09:59:25.947540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082436
observed 2c6af97684d22c7d8b3aeea65279c1ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:25.929356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082436/manifest.json
observed 72d39f60f2e4743d9c3bfec39ce5dea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:25.911907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082436/publication.md
observed d417d16ced3d91d1354f88ccb41384a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:25.892700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082436/publication.txt
observed 7e796c7fefe0bba025c0a31a322dcf87...
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.