OpenTechnical

OT-2026-000056129

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000056129) never changes.

Identity and time

Publication numberOT-2026-000056129 · never reused
Internal UUID01a0ae87-0a4b-7752-ab24-e32200307461 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056129
StatusPUBLIC

Content hashes

Canonical text421450132decdd20636dd1509b9b805e95f25aa74ceb710d2b7a0ad2776936ae
Markdown003901af34f84229f9dc5de82c31fbc191089f9bf18fc958ad1f583dac2f54b9
PDF
Publication page83d295efb6546a271ee51edfab34a4d309f7544a0be17dbf41df308a42cbb058
Manifestc770bc3737b8672faf4b1368c7496cb14370e0897d366559ca225a1a4f4e2d1b

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
Signature/Xi7ImbV1ggZOw1DhXonND/cTQ+ezczaAgZYvDfjd2qWL0kvFCrxHm1LhRJkHDIIyTD4GsctaT8cv9HCfAceAA==
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

2026-09-17T10:51:40.599533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056129
observed 83d295efb6546a271ee51edfab34a4d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:40.582835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056129/manifest.json
observed c770bc3737b8672faf4b1368c7496cb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:40.560820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056129/publication.md
observed 003901af34f84229f9dc5de82c31fbc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:40.538943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056129/publication.txt
observed 421450132decdd20636dd1509b9b805e...
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.