OpenTechnical

OT-2026-000100666

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, 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-2026-000100666) never changes.

Identity and time

Publication numberOT-2026-000100666 · never reused
Internal UUID01a0aea3-66f3-7f74-b1a4-bbdc6c6b1045 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100666
StatusPUBLIC

Content hashes

Canonical texte861662ec7e31da41adf38e6d33d451f9168af7e7136f66fb50e368bd2a05234
Markdown3080070fd2486fa7c97a1e8b0f05a8f04634b103de6b2cd21f754d9b561ab023
PDF
Publication page3fcb53c49030e2fefc18be7e0acfd83fd629ac4378710b7b32afda47536ebde6
Manifest3cf274276d23f47de4a574fb3c3c94bfe834ac9bc7577404b812958e34b07cde

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
Signature0ldLmFki85FLifNEVMWjzqtFwjX4EBm4b9sVfvBCwBQNbP9NT32gvLkRGEQteeW1iFtXVxb1L4ZFDGE2UCzvBQ==
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

2026-09-17T09:27:28.542378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100666
observed 3fcb53c49030e2fefc18be7e0acfd83f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:28.527476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100666/manifest.json
observed 3cf274276d23f47de4a574fb3c3c94bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:28.512160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100666/publication.md
observed 3080070fd2486fa7c97a1e8b0f05a8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:28.495557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100666/publication.txt
observed e861662ec7e31da41adf38e6d33d451f...
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.