OpenTechnical

OT-2026-000037774

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037774) never changes.

Identity and time

Publication numberOT-2026-000037774 · never reused
Internal UUID01a0ae77-f889-79bd-9774-b5c0b90f878e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037774
StatusPUBLIC

Content hashes

Canonical text6c037cd2fde637180e0762987d02e4d4fde010292f45a5bee0df4447b6d87f94
Markdownbd8e5672e3dfe5384e9c85fa9a5b14e821889489d240cf701a98a8a53e7cb056
PDF
Publication page0bd2e06b5347753aa89411fbdb72be40037facddf56595b81754ad540cb43873
Manifest0781b171220840d31f312bbbfd762595fbf505c5877a8dd396ec57bd8e9e9040

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
Signature3Vyx0/jtEKtFQGCr4/LZvVk83pAiX7l0THCPwQDGPOaP++ZC8eyVzzCRbPGh1gzRTMtQuSreCUGpzIaq1tWdBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:00.390964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037774
observed 0bd2e06b5347753aa89411fbdb72be40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.372407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037774/manifest.json
observed 0781b171220840d31f312bbbfd762595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.352521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037774/publication.md
observed bd8e5672e3dfe5384e9c85fa9a5b14e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.333174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037774/publication.txt
observed 6c037cd2fde637180e0762987d02e4d4...
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.