OpenTechnical

OT-2026-000008976

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000008976) never changes.

Identity and time

Publication numberOT-2026-000008976 · never reused
Internal UUID01a0ae6b-31b8-7c7c-98ff-2a223ae84f58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008976
StatusPUBLIC

Content hashes

Canonical text8544ffd86f78ecfb3a810ee9f92706985c41cc3242049eac58772dffc6729eef
Markdownf2f90e4bf291950c0ad77362792189a4ac05bb6c386aefbba1b863994fde4005
PDF
Publication pagef817919c58c9b644706acd8fff31247a3892062b18ac34d9d2226fabe9c8338e
Manifest9d1eac2640275ae8998bb199730140ffe3917d1116ff3adf6f5442a2e87b0a65

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
SignatureZuLpVCDkBAGAAa2lqCD/YEINxaHf00AVGSWvqs329Z1PljDmGn7s1GONQ6ETC/ctyYXTyfiBfRk3FglKBiIKBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:35.862309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008976
observed f817919c58c9b644706acd8fff31247a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:35.841229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008976/manifest.json
observed 9d1eac2640275ae8998bb199730140ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:35.821309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008976/publication.md
observed f2f90e4bf291950c0ad77362792189a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:35.798231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008976/publication.txt
observed 8544ffd86f78ecfb3a810ee9f9270698...
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.