OpenTechnical

OT-2026-000039437

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000039437) never changes.

Identity and time

Publication numberOT-2026-000039437 · never reused
Internal UUID01a0ae78-9675-7ee5-b9f4-97e18b150b0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039437
StatusPUBLIC

Content hashes

Canonical text24324daf9301a79460f088df28bbd2bacd68c22d9cc87e9cfcd2a9c72bc12a4f
Markdown075c41ed81d44707ee2a8a437dcda664c0bc8e514adec9207d16d71772318182
PDF
Publication pageafe6806378c1eadf291270ff51541415ccb72b4101335521236ded1fb48aecfb
Manifest9743764a20f38f865750d99546c98f7c5a70953b56b338593aec4e24d10b8654

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
SignaturefauNLIHIMStgi2+wVpVdxudom7EvWi9hkaUPGWWbD6FNPTrCOFolvhY2170u2jX2qQ+iCiPVkp9627bZasuFDg==
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

2026-09-17T11:21:03.316559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039437
observed afe6806378c1eadf291270ff51541415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.299577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039437/manifest.json
observed 9743764a20f38f865750d99546c98f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.282815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039437/publication.md
observed 075c41ed81d44707ee2a8a437dcda664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.265793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039437/publication.txt
observed 24324daf9301a79460f088df28bbd2ba...
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.