OpenTechnical

OT-2026-000068974

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000068974) never changes.

Identity and time

Publication numberOT-2026-000068974 · never reused
Internal UUID01a0ae90-6dcd-76df-b9a3-1f329d52b88a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068974
StatusPUBLIC

Content hashes

Canonical text2cd9b03dae2950977b567291d9697735df7b5d965b73043e366bb38147355ebe
Markdownc786b86c366aaa862216b81655fdeabdfa04451e7f599da5f5e75d975bcdf0db
PDF
Publication pagea0a1aaad685b2a47a89eabb8723564bc18135f1300bd29d9d085103c69f3b692
Manifest04c8e35532ef4c65820e17146796668751e413bd961d83cc8099aee3aa43aa32

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
SignatureJOgyelQ5xSDHjo3YmRWNHqL+njPpLLbC/dX3r03rVrz/UzXP7xj7e4Mn+9qWWCPwtVOOP6c+QEkqICq0H8RLCA==
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

2026-09-17T10:28:48.771903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068974
observed a0a1aaad685b2a47a89eabb8723564bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.753605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068974/manifest.json
observed 04c8e35532ef4c65820e171467966687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.735858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068974/publication.md
observed c786b86c366aaa862216b81655fdeabd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.718479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068974/publication.txt
observed 2cd9b03dae2950977b567291d9697735...
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.