OpenTechnical

OT-2026-000039534

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000039534) never changes.

Identity and time

Publication numberOT-2026-000039534 · never reused
Internal UUID01a0ae78-d8d3-7d83-8989-0e988526e800 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039534
StatusPUBLIC

Content hashes

Canonical textd03314d4e803449286c471b2012cb26bddb06a55c606e8045c2b1b4a19bc9b20
Markdownd320c5070a5bd483726b46cbcfe9709a05fde6d3deb26419a91e4d3e02e8060b
PDF
Publication pageb40a55d667e127a09f79c9a8e21c972fc3efb2ef9a8ed9113b7ba3f647a4cc84
Manifest20d9fead264b9defa034037a2bb4c14a55452b895c7f30b3b41bf3a518256a76

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
SignaturemqxNYptJNScheO+YyQf31ixWdJlYLpe22kriZ6ZwUYlhqMxv2sGpJXNpAOBemvGE1IlgBmXTFjRa6yxp3OVYCg==
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

2026-09-17T11:19:40.810646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039534
observed b40a55d667e127a09f79c9a8e21c972f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.792281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039534/manifest.json
observed 20d9fead264b9defa034037a2bb4c14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.774577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039534/publication.md
observed d320c5070a5bd483726b46cbcfe9709a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.756899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039534/publication.txt
observed d03314d4e803449286c471b2012cb26b...
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.