OpenTechnical

OT-2026-000018350

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000018350) never changes.

Identity and time

Publication numberOT-2026-000018350 · never reused
Internal UUID01a0ae6e-b489-7215-9b5c-74e6ed02aba1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018350
StatusPUBLIC

Content hashes

Canonical text3af01d03076e712c2a62557dc898077875d7ec27cf236af03e2c18f4cb3a2ebe
Markdown79d95155fdfdebe84dabfa376a6b0e9a367f5a8801faf3f57cd21b7af561487a
PDF
Publication page89e86ad288fff53634b41e1719c272544f1050a134cb50cdfef6e458be137e03
Manifest3aeaf9cb6185f44093b9e05b483462cf20418bee2beb0253de66a2d1b00fdb7f

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
SignatureAZ/RFoQdE34unrDJ/8s/FIDshD6vveQPQDobe6mqpe3rFCpat2YMRAR+Xtc+fngSlsju4SmSZ81af9elNiHOCQ==
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

2026-09-17T12:01:05.034354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018350
observed 89e86ad288fff53634b41e1719c27254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:05.017542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018350/manifest.json
observed 3aeaf9cb6185f44093b9e05b483462cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:05.000337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018350/publication.md
observed 79d95155fdfdebe84dabfa376a6b0e9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:04.984342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018350/publication.txt
observed 3af01d03076e712c2a62557dc8980778...
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.