OpenTechnical

OT-2026-000103012

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, 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-2026-000103012) never changes.

Identity and time

Publication numberOT-2026-000103012 · never reused
Internal UUID01a0aea4-be3d-773d-a379-0f18c6179b16 · 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-2026-000103012
StatusPUBLIC

Content hashes

Canonical textefe23c70f355278c77be518b06f7979c99cad3ff2f202abd21111723bb41d3a5
Markdown7510d5f1b7cc656aac43e7f11a49198603b2b2a4fa5aabc8538519584fecbc90
PDF
Publication pagebb82ec3b557405973f0e5c797d2ffe455218a6325c5b6212e76feb66f7b0aa81
Manifesteb7cecdb13ab2f7ee6112afacc18e964ef9cb0b5472cae8ed177d89906066fc9

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
SignatureDEOpe6ySdgSWiza1zclub+z9v1PtjEvo7BPT1yZYkXcBBtByG2DgYwshAxKF8qZpM5qOVlRqeTd9XBT1xx1MBA==
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

2026-09-17T09:23:07.800792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103012
observed bb82ec3b557405973f0e5c797d2ffe45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.782331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103012/manifest.json
observed eb7cecdb13ab2f7ee6112afacc18e964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.763582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103012/publication.md
observed 7510d5f1b7cc656aac43e7f11a491986...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.745282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103012/publication.txt
observed efe23c70f355278c77be518b06f7979c...
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.