OpenTechnical

OT-2026-000057754

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000057754) never changes.

Identity and time

Publication numberOT-2026-000057754 · never reused
Internal UUID01a0ae88-6ed7-7b9f-911e-7996be5dab45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057754
StatusPUBLIC

Content hashes

Canonical text86ac5dd5605eb3fec829bfcc67ed5b709b33784fba822e592195b79156fb85e4
Markdown14d2eff4a8a7f3cf58f23cad7bd6849a951244ec726ab2f626b36c53972a8292
PDF
Publication pagea601b9d73135030cc28491db62e0353d2c4695cc03e944ed0e5957e586cb99af
Manifest3f3fe300593c5906d1fdd755faf2c9433e463d07b9f8f38b43965bbf76f9198a

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
SignatureS91FBz0g7gVJhrvHAdobrunENJILZAKDykahT8LjoLJgZYSjIEQR5Dl+3r/d/Tr03Yq6hCOU3OZjVyd/ApfBDw==
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

2026-09-17T10:47:17.865593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057754
observed a601b9d73135030cc28491db62e0353d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:17.846358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057754/manifest.json
observed 3f3fe300593c5906d1fdd755faf2c943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:17.826094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057754/publication.md
observed 14d2eff4a8a7f3cf58f23cad7bd6849a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:17.802859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057754/publication.txt
observed 86ac5dd5605eb3fec829bfcc67ed5b70...
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.