OpenTechnical

OT-2026-000100762

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100762) never changes.

Identity and time

Publication numberOT-2026-000100762 · never reused
Internal UUID01a0aea3-66f4-70b1-875e-e8937ab8124d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100762
StatusPUBLIC

Content hashes

Canonical textddd765137837cce9b91348fd3ddf25873af1541e25822b71e40e5b9941d2101c
Markdownf858d70b89ea6528ad6688c944edb1e2547570ab38134c24f590ffd63220fdb3
PDF
Publication pagede6f47f0c9c2437c9a4ac5a607233b4c621a8a7e50c944e4d9706402ab59a1fc
Manifestdc321711b26f9b0a6d4de91ea9b298322b2e91d49df13578da324302396cd2b9

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
SignatureynlFlgahkzHZwWye1xAam69ttcppfLznHhfS2qjXbABIzDgyTA7lXLsGHlU2NKJg7gIoFTJ421YucebQbqPcAg==
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

2026-09-17T09:27:35.998245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100762
observed de6f47f0c9c2437c9a4ac5a607233b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:35.982205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100762/manifest.json
observed dc321711b26f9b0a6d4de91ea9b29832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:35.964531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100762/publication.md
observed f858d70b89ea6528ad6688c944edb1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:35.947718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100762/publication.txt
observed ddd765137837cce9b91348fd3ddf2587...
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.