OpenTechnical

OT-2026-000045486

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000045486) never changes.

Identity and time

Publication numberOT-2026-000045486 · never reused
Internal UUID01a0ae7c-f76d-724b-9eae-83fe8620a8fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045486
StatusPUBLIC

Content hashes

Canonical text59460b7b6d00b26a8860da264cc6f5105ca398afbe4fbc0c650c178cbde466f0
Markdownb647082f508fdc975ab9ae61c21feb758c5a0fc7b1fa89118c1e87365a268fd2
PDF
Publication page73424007420d0f631b9e80673c45903b184d08c080c54286bbf761a15f47d816
Manifest22bdaec3c61ccfd1b1999ea61dc86c5b3663754cab452541e024c9459bc2489e

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
SignatureMkVfZg++2Oa8my7LPiGaEOz+1NVTXYZqegzppbvXd0+0CDQ00EIhqlxZc3HYgKtuLm4j8xpvvUHVkuwXrzKGBQ==
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

2026-09-17T11:11:18.025677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045486
observed 73424007420d0f631b9e80673c45903b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:18.007688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045486/manifest.json
observed 22bdaec3c61ccfd1b1999ea61dc86c5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:17.989030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045486/publication.md
observed b647082f508fdc975ab9ae61c21feb75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:17.971245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045486/publication.txt
observed 59460b7b6d00b26a8860da264cc6f510...
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.