OpenTechnical

OT-2026-000035628

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000035628) never changes.

Identity and time

Publication numberOT-2026-000035628 · never reused
Internal UUID01a0ae76-b4c6-7f8e-b496-4032379ea6fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035628
StatusPUBLIC

Content hashes

Canonical textb3b1275daaf43a5fa2c8aadca9bb327287265c57b7c1110077491a2af9bc1aef
Markdown622e5b1d43cc6536b6641a592ef7416caef301a970b752160cb6509572d66134
PDF
Publication page498df92ecf67f84b630e7773bc12e32f671ec9d91973c58d023fc8fcf232cde5
Manifestc16ab6053b1d4a9f0deae3eefc7241a9978ab95c28a2441020a3204d96f8b083

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
Signature3DHOhPspF7m4FDMTyVYt8LDU8FpyMciBPZdis32XD4rSueFc3znu8G//0QW4yjED/fb1xZoNY/Ap/d/lz4l9Bg==
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

2026-09-17T11:27:10.408105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035628
observed 498df92ecf67f84b630e7773bc12e32f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.388719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035628/manifest.json
observed c16ab6053b1d4a9f0deae3eefc7241a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.363902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035628/publication.md
observed 622e5b1d43cc6536b6641a592ef7416c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:10.340809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035628/publication.txt
observed b3b1275daaf43a5fa2c8aadca9bb3272...
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.