OpenTechnical

OT-2026-000102415

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000102415) never changes.

Identity and time

Publication numberOT-2026-000102415 · never reused
Internal UUID01a0aea4-8589-7130-804b-849afba8649f · 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-2026-000102415
StatusPUBLIC

Content hashes

Canonical textb3c27c124ea5dbed51dcdae8bc9bef8d0ce8d198dc518e3fa1acede56281e0e1
Markdownfcd02aa3cc797365bcaa26e513516d9c54cfabc450508d20b6f595fd499d9ec7
PDF
Publication page488e92e68a6c2bf6230ebb6a40c2037a9ce320da03e3722f58eb13db6942a026
Manifest5fdca0145ca4701cded05e3e7e6f0f6bf9fd323ac863626cc38b42255160da89

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
Signaturec57QWJPgamP56/HcSajVXZ1JljxahuP5vFBbedE4fkjcw5zV8CbRR9MQcEoVAWRwzPT8QbPwYyk8og8WNB1BCg==
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

2026-09-17T09:23:45.426189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102415
observed 488e92e68a6c2bf6230ebb6a40c2037a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.407731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102415/manifest.json
observed 5fdca0145ca4701cded05e3e7e6f0f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.389141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102415/publication.md
observed fcd02aa3cc797365bcaa26e513516d9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.369300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102415/publication.txt
observed b3c27c124ea5dbed51dcdae8bc9bef8d...
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.