OpenTechnical

OT-2026-000038211

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000038211) never changes.

Identity and time

Publication numberOT-2026-000038211 · never reused
Internal UUID01a0ae78-2d51-70f9-b638-eef5084b1508 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038211
StatusPUBLIC

Content hashes

Canonical text86a421ac18e891a14925a37f65f88a0c1646de21a6a238bdeb058e374962b83a
Markdown019c27bfb8618a2e619fa7c5a28ca0a730d225897531e43a41ae48b873b1cae8
PDF
Publication pagef18909d7992f2a5d4040512895a55faa0384d10e86ddcf02cc70294e69b4d988
Manifestd643aac52df28038e7b2b8689c7ae884cc256e716343f3863a72ce43273efbef

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
SignatureDVEBfcKKrCzXRNtrYaGdvphLDredNunlLbeCT43E7fR5stwBBXUpx+U0cP+Cb/0M65n++ozV6P5GD5O6G3EfCQ==
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

2026-09-17T11:22:21.003502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038211
observed f18909d7992f2a5d4040512895a55faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.985116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038211/manifest.json
observed d643aac52df28038e7b2b8689c7ae884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.967927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038211/publication.md
observed 019c27bfb8618a2e619fa7c5a28ca0a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.948206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038211/publication.txt
observed 86a421ac18e891a14925a37f65f88a0c...
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.