OpenTechnical

OT-2026-000102689

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed blow-off after set-down

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-2026-000102689) never changes.

Identity and time

Publication numberOT-2026-000102689 · never reused
Internal UUID01a0aea4-858b-715c-8658-7e628aa40fd8 · 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-2026-000102689
StatusPUBLIC

Content hashes

Canonical text5132ae6391c7cf357b77be11a7e2f379f4b514738a8ac5ddcd011ceb1f689ac2
Markdowndef26240982e60c7fb3a69fa89bfd9e5ba27cdda9099bb42fc1026a49cd3d75b
PDF
Publication page82a7094a622c3ab9a8617b9aa12b254105d61264eab620656536b3b781e13a01
Manifest9f56c7b6d44414d1d1317181a40464fb62684d5f8f04e6d90f2c6e10fc23f1d1

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
SignatureYJrOuWH0Obgx6msHJx7rRVAJASa132mY0XCvV2VUmSKjhoa8Q8cS2DDga9Esrne69cHBDRLNf23KqUoOWFeHCA==
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

2026-09-17T09:24:11.829579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102689
observed 82a7094a622c3ab9a8617b9aa12b2541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:11.811892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102689/manifest.json
observed 9f56c7b6d44414d1d1317181a40464fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:11.792424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102689/publication.md
observed def26240982e60c7fb3a69fa89bfd9e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:11.774376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102689/publication.txt
observed 5132ae6391c7cf357b77be11a7e2f379...
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.