OpenTechnical

OT-2026-000036222

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000036222) never changes.

Identity and time

Publication numberOT-2026-000036222 · never reused
Internal UUID01a0ae77-01cf-71a9-8d2a-6734b7340fe3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036222
StatusPUBLIC

Content hashes

Canonical text7daecee82101d9256d00380e3841bd32399c10096197a562ee2cd9afb91bf7a7
Markdown5d8291b43355423b0b917d919fbd770f1ba3e230a663b2caa0cc4dbb179e5939
PDF
Publication page7e550b0a5c16918bbd1d544a05ead5c7f4ea5d5a62848a2c8c69e386a6e1ac03
Manifest67f4603b8465f232b1e8dff8721a5c589db2b64aa74e1f43115b02cfabde6168

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
SignatureNOwwpDK/f0J8nfbEX9dDCFeO8u3ANK0Xy5sHar+fPeJmBf2x0f1AA9ez6yRT4JVzbknYQszZmtVdU4oTA7LGCg==
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

2026-09-17T11:26:28.178438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036222
observed 7e550b0a5c16918bbd1d544a05ead5c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.158212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036222/manifest.json
observed 67f4603b8465f232b1e8dff8721a5c58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.140570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036222/publication.md
observed 5d8291b43355423b0b917d919fbd770f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.122921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036222/publication.txt
observed 7daecee82101d9256d00380e3841bd32...
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.