OpenTechnical

OT-2026-000103419

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, pulsed blow-off after 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-2026-000103419) never changes.

Identity and time

Publication numberOT-2026-000103419 · never reused
Internal UUID01a0aea4-e460-7fba-b9a2-f917aa2235dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103419
StatusPUBLIC

Content hashes

Canonical texte51359bdd414a4a1fa35528aa7a90847bfb7bd49c8d42f3b5a61a5a7dc20041c
Markdown3b71a84467d7a22bb165846b69633519cdd8a0b6cc842163d5f6ad48e9ee27b1
PDF
Publication page959fd8df51eb4c6ff5da7bb9cb7d73eed564515bd1cea7d42b4b18f64b6a09a4
Manifesta9379f3e7c65637f2c013e741b5f9070a0d50769bc43ef4f47cf4d0db5bb6c2e

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
SignaturejC42UaUTeCkivQCYA1LU+SSYVdh+Fphh9VDFziGpg4eeJ2kStFlFj8L8Moyyn3p/HSMgqJ7dz2lzaANWetmECw==
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

2026-09-17T09:22:10.045645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103419
observed 959fd8df51eb4c6ff5da7bb9cb7d73ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:10.028382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103419/manifest.json
observed a9379f3e7c65637f2c013e741b5f9070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:10.011265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103419/publication.md
observed 3b71a84467d7a22bb165846b69633519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.993131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103419/publication.txt
observed e51359bdd414a4a1fa35528aa7a90847...
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.