OpenTechnical

OT-2026-000103070

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single 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-2026-000103070) never changes.

Identity and time

Publication numberOT-2026-000103070 · never reused
Internal UUID01a0aea4-be3d-7688-bad8-fd55a2eb4587 · 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-2026-000103070
StatusPUBLIC

Content hashes

Canonical text43f23145b02e10bea910e86817e11fc6cd670c987da4536f2d44794248a0642d
Markdowna57e56373be2cf3c82831967cd8b2ff3273f3f1909aad35c610eb130f753c30b
PDF
Publication page740e2e9935fc02d91af092a0a7fc7035604f6e017577a4e76d3c5e986f142b7a
Manifest7240ff8b19be272caa56f61c61d1f486e2cf1959db2d8e36cc72d73799522f42

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
Signatureu0M/7hZKA0f6bcUVG1rzOZcQg5TyV5pJWh0GOhaAnz93WsPiKlBgwD5EaKOtuv4H02zih7h3654Ms1RsPmGnDg==
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

2026-09-17T09:22:50.119320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103070
observed 740e2e9935fc02d91af092a0a7fc7035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:50.103603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103070/manifest.json
observed 7240ff8b19be272caa56f61c61d1f486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:50.088461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103070/publication.md
observed a57e56373be2cf3c82831967cd8b2ff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:50.071811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103070/publication.txt
observed 43f23145b02e10bea910e86817e11fc6...
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.