OpenTechnical

OT-2026-000063973

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000063973) never changes.

Identity and time

Publication numberOT-2026-000063973 · never reused
Internal UUID01a0ae8d-53bc-7626-b309-d698bd466413 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063973
StatusPUBLIC

Content hashes

Canonical text26e040d1a34b1c3611490b9de66afd1528df573dcd7be706468a0dcb9620567c
Markdown15fa5ac0c38e240bd27223b703bc3c5dfbb6efb2508c16f51ce6fcc57e8870bb
PDF
Publication page7b439b3f36ffd685ca8611c19901e280bb6198981fe4d804097bdd9a52d881c5
Manifestf2616c644f7dd0409399a6a465bdf2e42fce406f5f587a9971d2dde09453826c

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
SignatureOll5BFOUhA6xcKmtuI8m3U36WqQAcGxSJq4SuzEBwvDZ7enLISD/Tlp5n+Ph75CLZpGCmOaZUYECVvC3BG0gCA==
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

2026-09-17T10:37:02.388734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063973
observed 7b439b3f36ffd685ca8611c19901e280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:02.370618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063973/manifest.json
observed f2616c644f7dd0409399a6a465bdf2e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:02.354323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063973/publication.md
observed 15fa5ac0c38e240bd27223b703bc3c5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:02.336833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063973/publication.txt
observed 26e040d1a34b1c3611490b9de66afd15...
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.