OpenTechnical

OT-2026-000058694

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented before 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-2026-000058694) never changes.

Identity and time

Publication numberOT-2026-000058694 · never reused
Internal UUID01a0ae88-f39d-7959-b2d3-0017d71fdb50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058694
StatusPUBLIC

Content hashes

Canonical text448ea91376a9e811005fc0a63575a1ab07ec02a99015ffd24cdaff76e9eb00a8
Markdown89efc47f6b709c675df63aba8c29be491ab31930204bfe255b5a82d142eb0545
PDF
Publication page3f8b289c2559f96b33d20bfc20979997d03ba2740ddce0bcdb90c3f11a148f8f
Manifest0e777c1b79a2c8b90c07a65d6f4bb7c84a11ebafd41f7d167cd44349461ba6ad

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
SignatureCTUxr8SIOYdYrhR2PXlQCTX5xdoledPtTANL/hzsOebRhJkBtBUagrCnCfJ8sz6f6YRD2zrC9oIu7OsPXQs4AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:13.044794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058694
observed 3f8b289c2559f96b33d20bfc20979997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.025087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058694/manifest.json
observed 0e777c1b79a2c8b90c07a65d6f4bb7c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.007958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058694/publication.md
observed 89efc47f6b709c675df63aba8c29be49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.990011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058694/publication.txt
observed 448ea91376a9e811005fc0a63575a1ab...
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.