OpenTechnical

OT-2026-000094538

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000094538) never changes.

Identity and time

Publication numberOT-2026-000094538 · never reused
Internal UUID01a0ae9e-f4e9-76cf-9c4b-51c256af55b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094538
StatusPUBLIC

Content hashes

Canonical texte583cb75ea4d1f4999558c23dbbc0723f2442e7982882f1f124ed94f523aac4c
Markdowne10c496416201b6dddb58854ace3e25ebe5c929543051978608a301396783672
PDF
Publication page014eaa98049255c05f436429bbbd1284e31dd7d1b865f35a5e17eed8d2ac36ca
Manifestb6085badb89a120190388f8544a2847637b3c5aff0fa94504d805cd41fd199be

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
SignatureUdLgPnuoAvqbgeLSBaaDbpbMMtOQJXWOirxhJcwRbwq5ayirQC/eZNigOzk8g/ejlv+TZgOhjG/R6s+TVo9jDQ==
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

2026-09-17T09:37:58.960905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094538
observed 014eaa98049255c05f436429bbbd1284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.941791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094538/manifest.json
observed b6085badb89a120190388f8544a28476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.922980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094538/publication.md
observed e10c496416201b6dddb58854ace3e25e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.907119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094538/publication.txt
observed e583cb75ea4d1f4999558c23dbbc0723...
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.