OpenTechnical

OT-2026-000058034

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000058034) never changes.

Identity and time

Publication numberOT-2026-000058034 · never reused
Internal UUID01a0ae88-6eda-7e4d-921e-d35119008fe2 · 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-2026-000058034
StatusPUBLIC

Content hashes

Canonical text2316a39f330080be6e7fcd3026e35087de3636b89ba13a6c5bcf8352249562ca
Markdown4484f69831eb12b25cbe072425b0d6a0d5383acebb6ab7eee4cfec879e41c960
PDF
Publication page8f3afa6318e3a7dd7a3db12c7593cb7b2bc963a2a0183dbd15ff65f0a127b5b9
Manifestfbdbfe982b19df85873fd00d94bd032f679859f47b422610e1e1f715705971f0

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
SignatureCGwjjoBtKvwuXh7xS6bEgUnkI82pYX+5dFtaU06q3nr5rB173QfvyUtOrqriOWYowIk4qD0NHajblaXzWje2Cg==
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

2026-09-17T10:47:40.768086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058034
observed 8f3afa6318e3a7dd7a3db12c7593cb7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:40.749918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058034/manifest.json
observed fbdbfe982b19df85873fd00d94bd032f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:40.730160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058034/publication.md
observed 4484f69831eb12b25cbe072425b0d6a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:40.711962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058034/publication.txt
observed 2316a39f330080be6e7fcd3026e35087...
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.