OpenTechnical

OT-2026-000039434

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000039434) never changes.

Identity and time

Publication numberOT-2026-000039434 · never reused
Internal UUID01a0ae78-9675-7f5a-9583-1a8cff4227e4 · 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-2026-000039434
StatusPUBLIC

Content hashes

Canonical textfbcb49af0b6ebc140184c6c4b5abe3da187fae3608e8132c1218eff29d4cbf79
Markdownb597eba47f9fa3dfc5a0b580b59f90fe94b9e519ada4e6db033438d2a96c41b9
PDF
Publication page7d08789eced3e7ad3a423e8752ada6d489be1ba25ad56db7092b38a209db52c8
Manifestd2a4fff9596e8569271693bff5745bc68b2854eedc750f293268d13b080fed48

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
SignatureRSTHLnsdm9yg8Q/A3o6X5/noS5nmcxI8yUZW9Cl7H/Nfw4zC5jU4MhX/bLf49y523Hsap6L51NheqcKy+khVCQ==
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

2026-09-17T11:21:03.105222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039434
observed 7d08789eced3e7ad3a423e8752ada6d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.086474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039434/manifest.json
observed d2a4fff9596e8569271693bff5745bc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.067709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039434/publication.md
observed b597eba47f9fa3dfc5a0b580b59f90fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.050127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039434/publication.txt
observed fbcb49af0b6ebc140184c6c4b5abe3da...
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.