OpenTechnical

OT-2026-000054620

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000054620) never changes.

Identity and time

Publication numberOT-2026-000054620 · never reused
Internal UUID01a0ae86-1284-7849-b335-11735f9f366e · 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-2026-000054620
StatusPUBLIC

Content hashes

Canonical text08a399b513c067f47bd5c9e0581dda23a1070077f098d5eafef7ffde463237f3
Markdowna0653f6d72280cf0d247bf10de12e9e6b6722e2e9e0a1992b3bf5a71a3d6e09f
PDF
Publication pageb71b05b44f17182b29f70e971cb9b69b2a522379bbad57ae5d4ef9cc561902c7
Manifestedf3533a8f4d0ec26fff321d97d1b987c3481b06ab20f0250a2653ca834a33f5

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
Signaturex7d+yj62GF7wiaC/UG6dHDsYetjt7wj7alAHAsqTw2DX/C7euIvZJhrtESCc3j4UDQOYmPC+gjMr3E2kiTBuDQ==
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

2026-09-17T10:53:40.770651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054620
observed b71b05b44f17182b29f70e971cb9b69b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.753194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054620/manifest.json
observed edf3533a8f4d0ec26fff321d97d1b987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.735484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054620/publication.md
observed a0653f6d72280cf0d247bf10de12e9e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.717273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054620/publication.txt
observed 08a399b513c067f47bd5c9e0581dda23...
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.