OpenTechnical

OT-2026-000062040

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000062040) never changes.

Identity and time

Publication numberOT-2026-000062040 · never reused
Internal UUID01a0ae8b-b8af-79d6-948f-b7940461349c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062040
StatusPUBLIC

Content hashes

Canonical text77fd5e7bf160e0bf4a16ec4df14372c70b8d780b1649b050d328b7e89119ba4e
Markdownc657ba1928ab2caf044ea4995961c26372d9c15da81d1f524861b301a8e0bf4a
PDF
Publication page8999e164c3884521b267f129d5eb882b4d6a95d7e2fc303be48271bf8296f588
Manifest97a79d8af63375df9dc69fc7101a5a4fa0ca5aceb995f640f7b3f6c0c25d0f98

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
Signature+Trgg3nE/n9NxNbjyOytShz6NNHBjMviKdYIuSC+GABBi4OF9MLsTCr6N5lLitw/pFJy3rMJE1aKTYa+PxRQBw==
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

2026-09-17T10:41:04.745715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062040
observed 8999e164c3884521b267f129d5eb882b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.726558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062040/manifest.json
observed 97a79d8af63375df9dc69fc7101a5a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.709365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062040/publication.md
observed c657ba1928ab2caf044ea4995961c263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.688038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062040/publication.txt
observed 77fd5e7bf160e0bf4a16ec4df14372c7...
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.