OpenTechnical

OT-2026-000057624

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000057624) never changes.

Identity and time

Publication numberOT-2026-000057624 · never reused
Internal UUID01a0ae88-2694-7665-95f4-213e604756f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057624
StatusPUBLIC

Content hashes

Canonical text488590518cb4c72b3450ce41f036231c427b9ed772dd4287fe66cf2d59969aa9
Markdownf42d997107d977538c622beada5cd27d99bb4553ae82c97f1b15ccfded8611ee
PDF
Publication pagedcc435f2be11a67e9eaa23331ff6e4dd573bbe58bd048499bdf223ba35fddf87
Manifest535575dbdacb1c0b7298a21be73c061c88eb3f4748229bd8e617825ff3d540b3

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
SignatureU1PJ617IU22UhycCXkiDgueH4q/dCAL9Fvyr0NBsyOrIQjdD5MIEMhtRMTjanya2ZGnP0ADgIx15JhNU/R/cAw==
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...

Independent retrieval

2026-09-17T10:48:11.017862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057624
observed dcc435f2be11a67e9eaa23331ff6e4dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.000844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057624/manifest.json
observed 535575dbdacb1c0b7298a21be73c061c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.982765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057624/publication.md
observed f42d997107d977538c622beada5cd27d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.965444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057624/publication.txt
observed 488590518cb4c72b3450ce41f036231c...
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.