OpenTechnical

OT-2026-000009343

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000009343) never changes.

Identity and time

Publication numberOT-2026-000009343 · never reused
Internal UUID01a0ae6b-7561-70ae-85ba-2ba4fd24565b · 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-2026-000009343
StatusPUBLIC

Content hashes

Canonical textf69e9b989b3ce794e313092020f14b8c4c7f52fd2a9e30656476e17919892c5e
Markdown60d073a5b05304783d0f4a940f6bcc2c74a0ed692be47d5c58237d80303c3e70
PDF
Publication page9546baeec97f1a419c2f7c2ec2bfd5c4ceeb016e638c07e7b0daff74e8368aaf
Manifeste70013e3ddaff15222e2bf2713177616770a87a2d1f9e2224c07384c5fea3de5

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
Signature++WQsK/KPF97EoEMvgOMdNX1j81f1gg6zSLPaBaiJTE65Djip5gFtdJIVma0SlusH8iwxk55rHzurEE1rzN1DA==
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

2026-09-17T12:16:36.310140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009343
observed 9546baeec97f1a419c2f7c2ec2bfd5c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.291942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009343/manifest.json
observed e70013e3ddaff15222e2bf2713177616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.235309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009343/publication.md
observed 60d073a5b05304783d0f4a940f6bcc2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.175812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009343/publication.txt
observed f69e9b989b3ce794e313092020f14b8c...
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.