OpenTechnical

OT-2026-000102737

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000102737) never changes.

Identity and time

Publication numberOT-2026-000102737 · never reused
Internal UUID01a0aea4-858c-7b81-9be8-045eef9c0e09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102737
StatusPUBLIC

Content hashes

Canonical text2a0eeebf2bcfd555a0c0bc447108d29da252f4858138be781fc8b9cfeffcdb01
Markdown14af3b6f661d082a348b127ac5bf260ac1f4ab75f77975dd71dec76880ba901d
PDF
Publication pagee2bfcbc78b0d213e7607b70a1407d4bb3f3e2c0e58cd247927a51840d56dfbb5
Manifest1393724245f73bd373f5263ca8e15f64c9c9a8f0dc6351a88000b73b62549ddc

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
SignaturejPnOD4rfjtAxOmimOI0skbIuFLoApxaTxrdY6HyX/WSqzMCnAycuhg0+LT1nxDmBDN8ec6e4G3dw6gUcAGPGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:38.885345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102737
observed e2bfcbc78b0d213e7607b70a1407d4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.867056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102737/manifest.json
observed 1393724245f73bd373f5263ca8e15f64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.848815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102737/publication.md
observed 14af3b6f661d082a348b127ac5bf260a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.822648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102737/publication.txt
observed 2a0eeebf2bcfd555a0c0bc447108d29d...
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.