OpenTechnical

OT-2026-000057659

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000057659) never changes.

Identity and time

Publication numberOT-2026-000057659 · never reused
Internal UUID01a0ae88-2694-72a0-8b25-7adb2cdaba4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057659
StatusPUBLIC

Content hashes

Canonical texte629e59f9620e1c3727ebdb57ba57cfd194387ac1408b667d74381dae58765f5
Markdown1f84ce3fd4139c780ebc4f5fa79b01a2d07a6009230ff666d00e19e7416b5ff1
PDF
Publication pagee61b065057bfcda617d44eff85a8b0d3154960a00c8e4fc5b668f3fbc62bf0f9
Manifest4be6fd0f02cd51826696bbd630ba0e3b13789d343e3c93e3ea12a1b1bcbbbdaf

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
SignaturePP2+E8gxPn75Uesz7A1Pr7ZvKCmpvTvduSLzRmVE7HFIkzsaVNCefpqjJ0aDpGKUhpOlBx+nqSNzRJosAar+BQ==
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

2026-09-17T10:48:13.650647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057659
observed e61b065057bfcda617d44eff85a8b0d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.632946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057659/manifest.json
observed 4be6fd0f02cd51826696bbd630ba0e3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.614811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057659/publication.md
observed 1f84ce3fd4139c780ebc4f5fa79b01a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.598528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057659/publication.txt
observed e629e59f9620e1c3727ebdb57ba57cfd...
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.