OpenTechnical

OT-2026-000094411

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000094411) never changes.

Identity and time

Publication numberOT-2026-000094411 · never reused
Internal UUID01a0ae9e-f4e7-7a9c-91ff-bfc6a78afc9e · 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-2026-000094411
StatusPUBLIC

Content hashes

Canonical text7a833222dcdf59bf93a24bb8acaf56d6df2dc388de7ab5d19dc910812900d84d
Markdown7527b1588261d639fac893c10380382c44d73555a431da2a716f74f17a847e38
PDF
Publication pagef49ef8346e33283a6843e92b0245ae97bc2146b4011f712c3c0d5cd12e977860
Manifestec906baca0fcec3147f41444fcaa3315f98c413462ba164ab908f18317f3b4d1

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
SignatureXdzwroTZTz18V2fE1H91qDBWTkEj+f7mtU/s9oRJzqHw2ylpSeK402Zub7qQe1qu58gCkqWtVTbrTRkCDe6TBA==
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

2026-09-17T09:37:49.259342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094411
observed f49ef8346e33283a6843e92b0245ae97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:49.239904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094411/manifest.json
observed ec906baca0fcec3147f41444fcaa3315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:49.221528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094411/publication.md
observed 7527b1588261d639fac893c10380382c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:49.202576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094411/publication.txt
observed 7a833222dcdf59bf93a24bb8acaf56d6...
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.