OpenTechnical

OT-2026-000054126

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented before set-down

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-2026-000054126) never changes.

Identity and time

Publication numberOT-2026-000054126 · never reused
Internal UUID01a0ae85-b3a8-7262-a9cf-e02c2358a17c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054126
StatusPUBLIC

Content hashes

Canonical text799edbe63d8f2acf821ce5bfc8764a7c9064e52b515002271fd93ee7db2e80a5
Markdownaaa23cf57e12f1a5b00e53925896fcd7972aa4d7509db8dac14e4af2070ade0b
PDF
Publication pageb0142f70dddfa4effe9d6647d6faceced50fb614f3bfab13e780d19c24739292
Manifest9ab6951f76333ec98400cfa9e34cd6158de87ebff996ae0450daaa32077c382a

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
SignatureJ+50cHj+ijGZ+hMP1LJskoyDD7mY0uKR8lfLEcXTqqQaqNKsaJYtAEPsd/H86HBEwAeIXuzNOtGhfbWq1WqiCA==
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

2026-09-17T10:54:32.112729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054126
observed b0142f70dddfa4effe9d6647d6facece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:32.088239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054126/manifest.json
observed 9ab6951f76333ec98400cfa9e34cd615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:32.061829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054126/publication.md
observed aaa23cf57e12f1a5b00e53925896fcd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:32.042930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054126/publication.txt
observed 799edbe63d8f2acf821ce5bfc8764a7c...
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.