OpenTechnical

OT-2026-000061463

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold 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-2026-000061463) never changes.

Identity and time

Publication numberOT-2026-000061463 · never reused
Internal UUID01a0ae8b-7b43-7460-83f6-66216dd596b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061463
StatusPUBLIC

Content hashes

Canonical text23f56a2497c2fbfd972b22b8a63205d1edb1f688d3fb83e2099c7dad68c6bc06
Markdownc861e0db109461e56a33c80a43cc32d6cc495c2ccd01929f81f813c4c836ea34
PDF
Publication pageb1dd5027f4a5265d298bbfd1fa95be6e85829fec36ac01479fbfb633c9659a23
Manifestc54946f512663345319429eb9ab89827de0a9acae32d023a8f59239a19755985

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
SignatureXGYABRRYJ2nkWziGIXjsPd6IP/AiERiWqx14QFrVWEj+IpNKx34GvcVD9T2Bu3BtsBQqE6ECowl4bRg4LLwWDg==
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

2026-09-17T10:41:20.872124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061463
observed b1dd5027f4a5265d298bbfd1fa95be6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:20.853765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061463/manifest.json
observed c54946f512663345319429eb9ab89827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:20.835543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061463/publication.md
observed c861e0db109461e56a33c80a43cc32d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:20.815808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061463/publication.txt
observed 23f56a2497c2fbfd972b22b8a63205d1...
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.