OpenTechnical

OT-2026-000059879

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000059879) never changes.

Identity and time

Publication numberOT-2026-000059879 · never reused
Internal UUID01a0ae89-ec26-7906-9dc4-2456a6e94dab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059879
StatusPUBLIC

Content hashes

Canonical texte66e29f88960ec9b95c607daa8a002ac078b68a5a1a642c15176bfc2878f350d
Markdown5caaa49feb48b8efd140a809430d00fb0606955256f52762fe4bbd4c17b02987
PDF
Publication page03d675f5c6a002313cb4f4aad615dc507f4c33d598a9e9fed0a73cd4aa81e370
Manifest8a58ed31d006abbc3a976c7bbb131b09f724a9fac86b86cedadac89638031071

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
SignatureZtX59JY5aCIVPDywyjGsmFWKm8NYHkx8JHi7Sw45AymbEyf4Y+G4Punvg9zrGBx9sop2nWdSXxd16d73aNU6CA==
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

2026-09-17T10:44:38.154940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059879
observed 03d675f5c6a002313cb4f4aad615dc50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.137083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059879/manifest.json
observed 8a58ed31d006abbc3a976c7bbb131b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.120510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059879/publication.md
observed 5caaa49feb48b8efd140a809430d00fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.103640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059879/publication.txt
observed e66e29f88960ec9b95c607daa8a002ac...
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.