OpenTechnical

OT-2026-000016614

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000016614) never changes.

Identity and time

Publication numberOT-2026-000016614 · never reused
Internal UUID01a0ae6e-5918-78f3-a892-486a8b5edc3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016614
StatusPUBLIC

Content hashes

Canonical textbacfffda133fc1c457d1d1e7c1330336c26837b9d96d54ce341a857d82451464
Markdownf56d151fe946df1ae6df2cb7a9fa87a12294867526793f75bc0c13ed06cdb42a
PDF
Publication pageec0adc816ed7d573a7a377945f3b857083fa7c6c71606d73abcad63445a6ca7d
Manifest8e532b33a2af7909480ef5c3470ef2de25d980a71c3146d35975d1e0bd29f318

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
SignaturedXGFGqpOi/eQt4a6sqpra27kAdyauZAABJhqUnr3QLpRJNcEl0+tMx28JGR5atVW88rdRocUZpa0UNfbv85MCg==
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

2026-09-17T12:02:48.022098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016614
observed ec0adc816ed7d573a7a377945f3b8570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.002451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016614/manifest.json
observed 8e532b33a2af7909480ef5c3470ef2de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:47.983390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016614/publication.md
observed f56d151fe946df1ae6df2cb7a9fa87a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:47.964661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016614/publication.txt
observed bacfffda133fc1c457d1d1e7c1330336...
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.