OpenTechnical

OT-2026-000101762

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, pulsed blow-off 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-2026-000101762) never changes.

Identity and time

Publication numberOT-2026-000101762 · never reused
Internal UUID01a0aea4-0e17-7ec7-8d42-9f57d5fbe2d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101762
StatusPUBLIC

Content hashes

Canonical text7b0a3fc67c74b7a329aacaf29a7945913c566905708b0d085b6a26dbcade42d2
Markdown232a710a28d94a4cf65a30183c3f5e5d0624d1b9e2d6724081f515fb8a76ac22
PDF
Publication pagea38f72d74b8741080e6455fc02715996b3b53bb0605472d7241615d14af16770
Manifest7154833be01b7ca6513fa30e3ce4507255c711fc967cda1bea5e6fac61592c54

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
SignaturelhlcHv3aIGmgO6Khr2Cm09pmMNJToIFWARb1Q6pXYUMw9XfB8WVXrZ3vMc/C90QX6aTxZ3RMwE2OMDhOvVIgCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:15.160483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101762
observed a38f72d74b8741080e6455fc02715996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.143594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101762/manifest.json
observed 7154833be01b7ca6513fa30e3ce45072...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.125525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101762/publication.md
observed 232a710a28d94a4cf65a30183c3f5e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.108072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101762/publication.txt
observed 7b0a3fc67c74b7a329aacaf29a794591...
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.