OpenTechnical

OT-2026-000026048

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000026048) never changes.

Identity and time

Publication numberOT-2026-000026048 · never reused
Internal UUID01a0ae71-a840-7d0d-b112-8d5f0b50ea62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026048
StatusPUBLIC

Content hashes

Canonical text4ce41cee4bdbc287453d6fcd9e82eaa22ccec997c90b3c655e1cd3702c774ca5
Markdownd67bd58a03ed41d6751b20aedd79d1e642ef797de24f572011ba41bb6f695c84
PDF
Publication page6b6a2adb0a6ea8c84c19b8d03081e9ab952c3e910e955ba6ad211d5024c6577b
Manifestac0faf451bd565b7703c2cc1bd5d5e9486498d240e87f4f019bbe5cda3a94c03

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/qIZuu43f7vVO6iNj9bWkMalTpyPa/+hrqAyKQtI7Txc61FPH6PkioC9Tp2UfWtOjHFBHhHH7sxqjhMay3l8Ag==
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

2026-09-17T11:46:31.998513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026048
observed 6b6a2adb0a6ea8c84c19b8d03081e9ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:31.980918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026048/manifest.json
observed ac0faf451bd565b7703c2cc1bd5d5e94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:31.960463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026048/publication.md
observed d67bd58a03ed41d6751b20aedd79d1e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:31.939779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026048/publication.txt
observed 4ce41cee4bdbc287453d6fcd9e82eaa2...
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.