OpenTechnical

OT-2026-000009862

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, pulsed 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-2026-000009862) never changes.

Identity and time

Publication numberOT-2026-000009862 · never reused
Internal UUID01a0ae6b-cb78-741a-83ac-572c178f8692 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009862
StatusPUBLIC

Content hashes

Canonical textddd1f0fbde9bdec56756737d0afa59d80f0519c865da1e113ac9bdbc7b9943e2
Markdownf7a75059bcf38c3a645d81328d9270085319e1321b25c5835749aa912bc30630
PDF
Publication pagef1c7ba0ccffda2488765b91af7cc496d39364023f68ff01ed9a3321fe86a8ef6
Manifest8bb40ac028ccb72f0a0329e494cfe21c44d7df7e1f750b88eba5a58fb96d1376

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
SignatureoknbXW6b9Hfx/qO4yjLiy5oFux7Apmz2w6Scpp4Wl3Fb4RgRa8AiY/TnnhJvoBjIGk50TCVXl0HbO6XZ0MTRBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:51.840079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009862
observed f1c7ba0ccffda2488765b91af7cc496d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.817574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009862/manifest.json
observed 8bb40ac028ccb72f0a0329e494cfe21c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.798525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009862/publication.md
observed f7a75059bcf38c3a645d81328d927008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.780227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009862/publication.txt
observed ddd1f0fbde9bdec56756737d0afa59d8...
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.