OpenTechnical

OT-2026-000099213

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000099213) never changes.

Identity and time

Publication numberOT-2026-000099213 · never reused
Internal UUID01a0aea2-8288-789e-8b8b-880dd63980cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099213
StatusPUBLIC

Content hashes

Canonical textf48ff188759ef55202cc671ad84c092777e8ff38f51f7fd0252f31bd6eb921b2
Markdowncc9103be17df12aebdd4b5c016a5486be9271f6b82502382c84fdcecefb651ec
PDF
Publication page46f99771ec01ca2a6efd6636bcd2149249464c002215702c9d5bec64097f0452
Manifest5e536b2c509276c7cbb7e3e301b526606d5d65020d0ccc2117feca452b2c1d0e

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
Signaturevx/b1J7RJ1qLjfjGeC4utfB448hRw6eg0G+wIAc7ab2NFmFK9mg68zFEtW9gP0Deyq55l1vCMyMRJlyg2HQFBw==
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

2026-09-17T09:30:36.575007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099213
observed 46f99771ec01ca2a6efd6636bcd21492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.555475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099213/manifest.json
observed 5e536b2c509276c7cbb7e3e301b52660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.539184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099213/publication.md
observed cc9103be17df12aebdd4b5c016a5486b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.520849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099213/publication.txt
observed f48ff188759ef55202cc671ad84c0927...
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.