OpenTechnical

OT-2026-000056038

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000056038) never changes.

Identity and time

Publication numberOT-2026-000056038 · never reused
Internal UUID01a0ae87-0a4b-7d56-99e1-1b219d67f460 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056038
StatusPUBLIC

Content hashes

Canonical text3de87814d1730bb7601ee0e7ae97e1306788eb3d61eacfd8d8545cece817fb56
Markdowndeabc9492d9436afcb397d9fc43721a42effc0366b5e24355a7d8dfbf555ee87
PDF
Publication pageb2953caa4c6f813c9c914de56cedc4ddda54d441e8b844860352da67ccb47680
Manifestc10b22fa2a487c13cbff64e3750f65a61edbdfeacef6894fc6bf77f79f97995d

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
SignatureI4/TI1+5jGFlScVt4kij+eFtRFdX2slKqWCpHcpfNM687rsDB1yvBgLTVYMDsmQ2rYtJ3eVnsw/9xDgBCYNbCA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:34.138175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056038
observed b2953caa4c6f813c9c914de56cedc4dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:34.116278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056038/manifest.json
observed c10b22fa2a487c13cbff64e3750f65a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:34.095632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056038/publication.md
observed deabc9492d9436afcb397d9fc43721a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:34.075823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056038/publication.txt
observed 3de87814d1730bb7601ee0e7ae97e130...
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.