OpenTechnical

OT-2026-000039018

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000039018) never changes.

Identity and time

Publication numberOT-2026-000039018 · never reused
Internal UUID01a0ae78-9672-7879-9e91-589b973e8eef · 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-2026-000039018
StatusPUBLIC

Content hashes

Canonical text7200d57b2bfe144a25e3dc96eb1968c20728cc3c2a36ad7c482c884c80fa266e
Markdown41062bc910bd321761cc77f47dfd66a93b28c31979490f350b375df2762b3849
PDF
Publication page2f5a91e4dad49b2e995f94c91e66045bf6469f7ea47bdecb0d29464fbb62867e
Manifestd84b4ef4e64a12dde043035a5006a901f3b00a1226afa74d609b92d9904d89ff

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
SignatureJ9+mNjV79EuRxTIJ/p4rKiVKpQmOr1/2KL8pK++GSsS7iOqWLCgCZpVm4JlBQAOuqee9dGtEIrec/Imil84CCA==
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

2026-09-17T11:20:21.766380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039018
observed 2f5a91e4dad49b2e995f94c91e66045b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.748792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039018/manifest.json
observed d84b4ef4e64a12dde043035a5006a901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.732554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039018/publication.md
observed 41062bc910bd321761cc77f47dfd66a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.715924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039018/publication.txt
observed 7200d57b2bfe144a25e3dc96eb1968c2...
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.