OpenTechnical

OT-2026-000103214

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000103214) never changes.

Identity and time

Publication numberOT-2026-000103214 · never reused
Internal UUID01a0aea4-be3e-7d4d-b067-032dccd94268 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103214
StatusPUBLIC

Content hashes

Canonical textfa33ba048db53f7cac2b64ef748f01462bc0564bdcc58bcd96ffc02ddb7f6822
Markdown285c5dfceaa9af773de631aa1723dde1962db839043982a2c26bb29401f62047
PDF
Publication pagecb1f006bb4ab7926b381752958a33e6b7b313184bc97ca90bd8c123bea22aa55
Manifestf4a0079b3513261601fe76786ad39da5c64394fb7aeaf2ee459bea8892fa9808

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
SignatureWKN468zUcpjkYlowrkrbUzX+f5HA8HqAwKzssmC8UdBA/fNz8etqJKKCZxxszzOvyOL6bprTbwizDiYNoyZmBA==
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

2026-09-17T09:23:26.565232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103214
observed cb1f006bb4ab7926b381752958a33e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.548496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103214/manifest.json
observed f4a0079b3513261601fe76786ad39da5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.531390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103214/publication.md
observed 285c5dfceaa9af773de631aa1723dde1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.513645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103214/publication.txt
observed fa33ba048db53f7cac2b64ef748f0146...
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.