OpenTechnical

OT-2026-000054864

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000054864) never changes.

Identity and time

Publication numberOT-2026-000054864 · never reused
Internal UUID01a0ae86-1285-7955-8b31-108cb2327f28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054864
StatusPUBLIC

Content hashes

Canonical textfbd3cfbd2b8331627e92948d48305d5377abf2e122ce68ac4e87acec82357754
Markdownf632d69aa5c45373fd4ad7a80c24b0f2abc99205372e0e5b19b09611c3cbb5a0
PDF
Publication page746c716df4d250bb7c2322de72a6132fd5da79ac5404b73e1eeded7365fc722a
Manifestf289988a18aa2c4628f889f3dfdbcf8881fe68321595f9bbf3df6b85ae1e604f

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
SignatureSEjkw2XxxovCapqDIR+srPl80Byqy5+UToCzymPF66m/D17REzxnPHnyXPuSdjS+FciMo1xBYSK8qD9243nYCQ==
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

2026-09-17T10:54:05.090126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054864
observed 746c716df4d250bb7c2322de72a6132f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.072788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054864/manifest.json
observed f289988a18aa2c4628f889f3dfdbcf88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.054639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054864/publication.md
observed f632d69aa5c45373fd4ad7a80c24b0f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.038574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054864/publication.txt
observed fbd3cfbd2b8331627e92948d48305d53...
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.