OpenTechnical

OT-2026-000095673

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000095673) never changes.

Identity and time

Publication numberOT-2026-000095673 · never reused
Internal UUID01a0ae9f-fac4-71e9-a65f-a21ca2c2f6ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095673
StatusPUBLIC

Content hashes

Canonical text9c785e6bea528138895e5cf159b9cdcaad0a3a1b08a74dabaf3289df319e4486
Markdownfa1d0a4ba84dfa8055de2a310ab5e1b17909226a61c29e295a665a66b684ad43
PDF
Publication pageeb9ee78fe751ffe9a079e5d788c50c7300a0b0ca6aa88198592969e9f82a53a9
Manifest777c86ed3641131afca80849c69c1515b88c46dcc1059759f352af98c532d896

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
Signature/kbELbd6xNRdT5lNCfc8o8nB+yP/FI56OxuLlf6Hu9nIMzLyZnq117d2egh6LMIOLhYfiuPQQhX/sNltc0J5CA==
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

2026-09-17T09:35:08.853793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095673
observed eb9ee78fe751ffe9a079e5d788c50c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.836190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095673/manifest.json
observed 777c86ed3641131afca80849c69c1515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.819322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095673/publication.md
observed fa1d0a4ba84dfa8055de2a310ab5e1b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.802404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095673/publication.txt
observed 9c785e6bea528138895e5cf159b9cdca...
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.