OpenTechnical

OT-2026-000057926

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000057926) never changes.

Identity and time

Publication numberOT-2026-000057926 · never reused
Internal UUID01a0ae88-6ed9-7e59-b409-1c84d710c989 · 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-2026-000057926
StatusPUBLIC

Content hashes

Canonical text2ec974bd9015667026f5a123dcc3f937752bc15c3134de8c86fef33a4a7e529a
Markdownf1118fc288f885976be073389ff0a9e27e5a05b782d7d16a19930c4d715196c8
PDF
Publication page8c56e8abe2cf542bba4afcb886789aa83a38a9153d13499f5ff8ba7836e80ded
Manifestae0eaaa65b24746e3c13ed39da0f4ccb860cf34b4021160b508e5340a0b740bd

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
SignatureMaDovv2BgZov5O1Je0ZD8K8HLWm1irIicllYZc2vp7pLgxfIokPhhyiRXd/HUGLKoGtK8RX3u+jFhjmkhDZlAQ==
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

2026-09-17T10:47:32.346513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057926
observed 8c56e8abe2cf542bba4afcb886789aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:32.327106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057926/manifest.json
observed ae0eaaa65b24746e3c13ed39da0f4ccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:32.309889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057926/publication.md
observed f1118fc288f885976be073389ff0a9e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:32.289777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057926/publication.txt
observed 2ec974bd9015667026f5a123dcc3f937...
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.