OpenTechnical

OT-2026-000102473

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000102473) never changes.

Identity and time

Publication numberOT-2026-000102473 · never reused
Internal UUID01a0aea4-858a-798c-8609-1433b79537c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102473
StatusPUBLIC

Content hashes

Canonical text267f0fb77bb3947909212722d7b9fb590802f285e92b4be344c13ad087f1c097
Markdownf3c7aa8fab6275f767d1dba88ae9b2bddf6f690ab8bb9f913f7b0161ef47a1f6
PDF
Publication pagef1e8c24cd2c020c78a07d02c7b4462431248342996a9f49da53f427d6b5d7f64
Manifest855e8352efea678847b1e18a0771cebd7630d672787d7bf223f1ee8a093ded0a

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
Signature1aUqsDxhBw5+Y5hu56v2ChGinI/Gor4dhsawZiywCjBlyucTpkSiobypsmiHutHYrog9WBGRH2kBof3fbn1XCA==
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

2026-09-17T09:23:49.553857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102473
observed f1e8c24cd2c020c78a07d02c7b446243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:49.535688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102473/manifest.json
observed 855e8352efea678847b1e18a0771cebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:49.517036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102473/publication.md
observed f3c7aa8fab6275f767d1dba88ae9b2bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:49.499275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102473/publication.txt
observed 267f0fb77bb3947909212722d7b9fb59...
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.