OpenTechnical

OT-2026-000093351

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000093351) never changes.

Identity and time

Publication numberOT-2026-000093351 · never reused
Internal UUID01a0ae9e-0912-7465-bfe5-8904e7fb5560 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093351
StatusPUBLIC

Content hashes

Canonical text6995c8eaf94407eb9888b6526828253078d6a5aec4aeaf1b099d0d5afdf3f2c3
Markdown8b430a714a450eedbe3579042f7a3d19c3d08b0041392887f12beebbaef0dff3
PDF
Publication page2d31140799f4c22c4d4d4b017813d23795503f8d2bce61d3d0e4e5139b973d82
Manifestdacc218b6a07dd8cffd900da9c3c99007abbc2e9e9ade1963bfb7cfd40ba7364

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
SignatureDnfreJouvylbu8ce3W7mPz/r4hgGR43V6oq1/sSDZu/xaFy7/Enj6Hv0lwqGO+P1UUl39kb9kWpLRlkBqnTTCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:44.399621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093351
observed 2d31140799f4c22c4d4d4b017813d237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.382387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093351/manifest.json
observed dacc218b6a07dd8cffd900da9c3c9900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.365958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093351/publication.md
observed 8b430a714a450eedbe3579042f7a3d19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.350108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093351/publication.txt
observed 6995c8eaf94407eb9888b65268282530...
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.