OpenTechnical

OT-2026-000048754

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000048754) never changes.

Identity and time

Publication numberOT-2026-000048754 · never reused
Internal UUID01a0ae80-c32c-7e57-b052-b91eceb5743c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048754
StatusPUBLIC

Content hashes

Canonical text35ae3cfbc76403571034bcd30925200f9df1b85cd0dc5ab84de8b0cb1404fac4
Markdown378f4fedf7d07d2cadcfa7438b96152ac132abf616fd2f8aba7104169bf92c5b
PDF
Publication pagef8cd9bca312a9a91dd4a39fa65c9c759633cd565703a414e9dd74367687f024f
Manifest382d2bcf16b141c919926b0f84646af5aefb4ecc056290b6003c2b9d1d125800

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
SignatureKEMTCzrGX1i0Af/B8zplMdbJtOx8Oa4bjrk+0aDrtbk2AKssfAbKHKJkaU6S9nGsR0TkUCoRPaeSSTtbw8xDCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:25.601899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048754
observed f8cd9bca312a9a91dd4a39fa65c9c759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.577753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048754/manifest.json
observed 382d2bcf16b141c919926b0f84646af5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.545290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048754/publication.md
observed 378f4fedf7d07d2cadcfa7438b96152a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.519178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048754/publication.txt
observed 35ae3cfbc76403571034bcd30925200f...
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.