OpenTechnical

OT-2026-000039630

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000039630) never changes.

Identity and time

Publication numberOT-2026-000039630 · never reused
Internal UUID01a0ae78-d8d4-7a71-a390-2eef5e4eadf7 · 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-2026-000039630
StatusPUBLIC

Content hashes

Canonical text00f130df727a4549bfc3e72bc079df513a59fdee64d4e16f2f3bbe2343422f84
Markdownf1c373ba322203ad82ca6fef2fd1c7e641f0b40350b4c9fc122b93e66f77de56
PDF
Publication pagecc6642723aa2c9acd0fe826ebae399c44969011b135535abc8022bc734885aa6
Manifestb6180765ddbbacb05abf985f9c3462a3a712ba3eee87768c5bfce6ce19b40a28

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
Signature8X6nfNXm1BW3oAg3GKtDnE1GOMNkm2W4kfs0A32mUFhjib/CQDVFcTR4qpGYueVJCxdM4RiweA0AjPrsvloQCg==
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

2026-09-17T11:19:48.156043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039630
observed cc6642723aa2c9acd0fe826ebae399c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.140295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039630/manifest.json
observed b6180765ddbbacb05abf985f9c3462a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.122437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039630/publication.md
observed f1c373ba322203ad82ca6fef2fd1c7e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.104927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039630/publication.txt
observed 00f130df727a4549bfc3e72bc079df51...
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.