OpenTechnical

OT-2026-000016474

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000016474) never changes.

Identity and time

Publication numberOT-2026-000016474 · never reused
Internal UUID01a0ae6e-2d13-716e-b6bd-4f775fb0ffda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016474
StatusPUBLIC

Content hashes

Canonical text660a443e9317d62408724771c1b239f143777dd30cd97ce4a6583e6fb52271e4
Markdownc7a901ce61b021482d82fa21ea05fc835ec36b81378476512c4e72f7c78cf01d
PDF
Publication paged21ac23cfbdda9b1c632c5dbcf86dc8d215ec12736b59104058e2f47bc09ea2f
Manifestc491a50e71fa79b68192c158f0cff5b269ccd46cc565967cc500329c5e587d83

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
SignatureAFHGTV/DkdA81efwG5ENL5KCiT6cjR6IUEuvT+NdsD6u5K6vO/D25LViXwM62aSQCnLAYyZB4PqFVcCoxvnXBw==
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

2026-09-17T12:04:40.522227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016474
observed d21ac23cfbdda9b1c632c5dbcf86dc8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.504865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016474/manifest.json
observed c491a50e71fa79b68192c158f0cff5b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.476070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016474/publication.md
observed c7a901ce61b021482d82fa21ea05fc83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.448275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016474/publication.txt
observed 660a443e9317d62408724771c1b239f1...
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.