OpenTechnical

OT-2026-000102374

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000102374) never changes.

Identity and time

Publication numberOT-2026-000102374 · never reused
Internal UUID01a0aea4-8589-70e5-bd8b-472e49ee0c9b · 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-2026-000102374
StatusPUBLIC

Content hashes

Canonical text6e0ab17ef45c7150fb86c2963479c8c9218f88e482b50c84dacf8242c4ac3cec
Markdown38c468ac6c1a6b6c5e92b709db9bc5933cc299ee1a986d5b8c9a566ade49c58a
PDF
Publication page8cbc50761f16742f2b765dbc2081ea9a07f441923523c7a70dd8c0322a7b190a
Manifest83f8fd151b2602335fa651ae9580375a4e10f48cfd02990e41b04e4c3bd93f86

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
Signature51jU+Xql9vG7em5DTY50flXj72pabyFF9yuwJm/BqT+K9PxQ5FKpxmKMGE14RDWYpUSxfMCpIxwapmBAQkNnBw==
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

2026-09-17T09:23:42.778451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102374
observed 8cbc50761f16742f2b765dbc2081ea9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.760606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102374/manifest.json
observed 83f8fd151b2602335fa651ae9580375a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.743725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102374/publication.md
observed 38c468ac6c1a6b6c5e92b709db9bc593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.726447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102374/publication.txt
observed 6e0ab17ef45c7150fb86c2963479c8c9...
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.