OpenTechnical

OT-2026-000026558

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000026558) never changes.

Identity and time

Publication numberOT-2026-000026558 · never reused
Internal UUID01a0ae71-f4a9-7295-a27f-0132718787f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026558
StatusPUBLIC

Content hashes

Canonical text26f8a59b7c052037f4ee62eb8518e78bc849a4ded282afcac06f08e37da2ff45
Markdown2b849e5d37505c2361e34f6780f03a3f7cf208d82d231a0db1992c65c4cd80d4
PDF
Publication page346dbb6e63c69d0bad9bad417e5d6f418b02de9705f56958902f1140b264c8cb
Manifest232412680b2e2c690cdb49bc218cd72a4c875fe460aa8fb47b136dbc9e69e2d4

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
SignatureLdc3XiXj1whj9HKRDExutswnbHk9nHWB27WUe06JjjQl5vlopgLKED+Ylmh31xWIqvU5t8Z6/wGrdmrjcOKDBg==
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

2026-09-17T11:44:09.996094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026558
observed 346dbb6e63c69d0bad9bad417e5d6f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.978385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026558/manifest.json
observed 232412680b2e2c690cdb49bc218cd72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.952189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026558/publication.md
observed 2b849e5d37505c2361e34f6780f03a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.927153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026558/publication.txt
observed 26f8a59b7c052037f4ee62eb8518e78b...
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.