OpenTechnical

OT-2026-000036829

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000036829) never changes.

Identity and time

Publication numberOT-2026-000036829 · never reused
Internal UUID01a0ae77-773e-7d09-b00c-5f68afdc0be2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036829
StatusPUBLIC

Content hashes

Canonical textba5523c9bfe8241e6c61a5d701772b1a9747903b4aa972f3314d1de0891fa004
Markdown85ad07a9bda6c23821f3a5a299f2500a3bce23668eedd19e10d711f56a11eb7c
PDF
Publication pagec8d7668f3bff2bdfdbed44f7473db908c0dc108a685a4fac4546e0217fa54f91
Manifestc4425325bfc4e1dda6381ef6c65e2cee02a4abaef4f42c69723a7b926bcba6a6

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
SignatureomgbLaTshIF918iDhjN/ZcoHBjALKF7W4NZfKx1YD52M5lK00XEZ7FIBrvfUGAIB0dlPV0fakAfaDtzqRLvjDw==
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

2026-09-17T11:24:26.888288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036829
observed c8d7668f3bff2bdfdbed44f7473db908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.871401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036829/manifest.json
observed c4425325bfc4e1dda6381ef6c65e2cee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.852563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036829/publication.md
observed 85ad07a9bda6c23821f3a5a299f2500a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.834292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036829/publication.txt
observed ba5523c9bfe8241e6c61a5d701772b1a...
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.