OpenTechnical

OT-2026-000057867

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000057867) never changes.

Identity and time

Publication numberOT-2026-000057867 · never reused
Internal UUID01a0ae88-6ed8-7e93-bbe9-4dfcc1f852ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057867
StatusPUBLIC

Content hashes

Canonical text79c011ea1ad9a69122ef7708493359c65e746e66380dd23f2c58de3ea0352509
Markdown9e01907e821c08fa0cdd839d8cde2b95062f630870fe8f87ae899c0404eee593
PDF
Publication page3db9afe3215c6787d9522b1a5e3d8d8ac7448eeb76639ac765c85cceaa81620e
Manifest272c39dc0804962d852d54dacec2df7487fbc8720a103b564f63fa7d054cfdb9

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
SignaturePBAR1Tv1hpwvz2uYhom2Jw39khlOcldar7RCYGamaSMDLf0lXKJj2WS8mO3glLy8heyF0g6Gg0Lkr6nuky99CA==
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

2026-09-17T10:47:27.124697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057867
observed 3db9afe3215c6787d9522b1a5e3d8d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:27.108476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057867/manifest.json
observed 272c39dc0804962d852d54dacec2df74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:27.089108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057867/publication.md
observed 9e01907e821c08fa0cdd839d8cde2b95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:27.070671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057867/publication.txt
observed 79c011ea1ad9a69122ef7708493359c6...
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.