OpenTechnical

OT-2026-000056375

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line 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-2026-000056375) never changes.

Identity and time

Publication numberOT-2026-000056375 · never reused
Internal UUID01a0ae87-4bd2-7cb6-9b12-d2ac58f843a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056375
StatusPUBLIC

Content hashes

Canonical textd8ad34f754b04076c93bc6689977579121add3d84df0517c9edfb87e6f984470
Markdown0e5a5b6fd79cbca87ddb417fedc4e95968a7884527032e1b4b05ca2cd1774acf
PDF
Publication pageacdd160e62f87a6b37f03627573b03299f8d63b875e1fcdce3bc323638239ad7
Manifest5b11d9401ee93765982151abb25f9bb193245aa96d06623420d8ae23a45340fe

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
SignaturenzlS+75+LrN2Db1xAXN3WD9Jklk5/T9WpMJpezhYEZmNUYDsoIiLKQRZh8yqipFHx2XlJkyeyNJaDGblqZ4uAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:53.781449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056375
observed acdd160e62f87a6b37f03627573b0329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.763368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056375/manifest.json
observed 5b11d9401ee93765982151abb25f9bb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.745344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056375/publication.md
observed 0e5a5b6fd79cbca87ddb417fedc4e959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.726396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056375/publication.txt
observed d8ad34f754b04076c93bc66899775791...
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.