OpenTechnical

OT-2026-000094506

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000094506) never changes.

Identity and time

Publication numberOT-2026-000094506 · never reused
Internal UUID01a0ae9e-f4e9-7521-9f1a-a83931945937 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094506
StatusPUBLIC

Content hashes

Canonical textdd13d9d2030e65dcdf52b71a221b34192376f9b0dab04185aee77805214e3692
Markdown062746ae0aa6765fcc83695a0c2f925938e03e9074c36ea1b639cf7499b88ae5
PDF
Publication page1acbc5113ec58ccb8d10a20b81d7344aedf3b980fe66c723ab8f374357f3c75a
Manifestb2ffc1dde8d49e66c776971f8981441af95783cfa856bb0e793e1ba0e7a6f231

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
SignatureZGCOc7mNaXBSM8jj0KJXLKV6Lu/2nuYYvUGLKo9IgDmsr2EtHjitOfgTVP5ecISKLW4GVNyRzWohDW3/qvtTAA==
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

2026-09-17T09:37:56.299159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094506
observed 1acbc5113ec58ccb8d10a20b81d7344a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.280027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094506/manifest.json
observed b2ffc1dde8d49e66c776971f8981441a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.263195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094506/publication.md
observed 062746ae0aa6765fcc83695a0c2f9259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.243354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094506/publication.txt
observed dd13d9d2030e65dcdf52b71a221b3419...
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.