OpenTechnical

OT-2026-000094100

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000094100) never changes.

Identity and time

Publication numberOT-2026-000094100 · never reused
Internal UUID01a0ae9e-92ca-7dac-89f3-2459e5bb0290 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094100
StatusPUBLIC

Content hashes

Canonical textc87ebae8b8e4457d65f0083151e2241acdc3af9ca3fbe9df98e5883a29b878c1
Markdownc9e6cea750255e6d254263e9954005b5a92f280d08326d05167d44e5e91b90f8
PDF
Publication page4826911814af7e44788bf1a0bfd3996d6c1a6d1b7468e67f112b5d4f51932486
Manifest021418a2bff08b67ac41911630b1aa36f63be0b4974329f4d4b29c5d02d820d4

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
SignatureTfRB9YQ3TcvQTsRgJ4pWaXP2lyEp4lYR2bckenxCFYtLOupR4XydBvBphzslQKlXyjVpvBqt6ht08BXeuvb9CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:32.231638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094100
observed 4826911814af7e44788bf1a0bfd3996d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:32.214148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094100/manifest.json
observed 021418a2bff08b67ac41911630b1aa36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:32.196847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094100/publication.md
observed c9e6cea750255e6d254263e9954005b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:32.177849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094100/publication.txt
observed c87ebae8b8e4457d65f0083151e2241a...
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.