OpenTechnical

OT-2026-000009405

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000009405) never changes.

Identity and time

Publication numberOT-2026-000009405 · never reused
Internal UUID01a0ae6b-7561-775d-8dda-4b07441a60a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009405
StatusPUBLIC

Content hashes

Canonical text0e620638d70ae03ce9db25a0457b979baeab484acbae692f756eec43895351b4
Markdownab531611c3dafff93b9d73da48f5e23daf302d2ecd9c5597657f017b28261736
PDF
Publication page0d66aec4384462b8fb336bffc7392841e1239c6f7807308a30fefc4d1ba1ed81
Manifestd3a9bc84701d385ca722c1b8415af6ccae2cefe809883d55d7dbd2426e06d75a

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
Signature6pU6VXUIB1ivKPamq/YHx/p3Lg4Ebb5HoG/VSjBS//Wy2/tdsxQpOEbnxKW0j8V+KD1PhgJuLgqLKnFDibfjAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:41.128913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009405
observed 0d66aec4384462b8fb336bffc7392841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:41.110499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009405/manifest.json
observed d3a9bc84701d385ca722c1b8415af6cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:41.090214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009405/publication.md
observed ab531611c3dafff93b9d73da48f5e23d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:41.070508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009405/publication.txt
observed 0e620638d70ae03ce9db25a0457b979b...
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.