OpenTechnical

OT-2026-000045858

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045858) never changes.

Identity and time

Publication numberOT-2026-000045858 · never reused
Internal UUID01a0ae7d-8f06-7239-a774-ebeb44140684 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045858
StatusPUBLIC

Content hashes

Canonical text15ffb58985a9f0efd23957ea1299ed7c65635c26b611845364dcfb4f2f3e17fe
Markdownc196b63bcc06ffb6459fe2ad2e01fd4ab4192a92cc4796c54b5d9f7fc22b690d
PDF
Publication page05c8239562b29071bf56b1ea1db974721d97a97ad79cea40f30a05953b800230
Manifest373f67af4b04dc1e77866a5f7d9d7c0cb1efa89889594ee24dd50f44b7d21870

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
Signaturec0VboNWgmmK3mwCudHqdcRpMis8QIujMMujiu1QgyA6G3wc7O5CRJTnQOD80mt6Tp42wVel+afrgsr3GsaG+BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:44.498626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045858
observed 05c8239562b29071bf56b1ea1db97472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.480064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045858/manifest.json
observed 373f67af4b04dc1e77866a5f7d9d7c0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.461855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045858/publication.md
observed c196b63bcc06ffb6459fe2ad2e01fd4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.442804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045858/publication.txt
observed 15ffb58985a9f0efd23957ea1299ed7c...
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.