OpenTechnical

OT-2026-000058542

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000058542) never changes.

Identity and time

Publication numberOT-2026-000058542 · never reused
Internal UUID01a0ae88-f39b-759b-9f6d-d298bb7c2a0a · 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-2026-000058542
StatusPUBLIC

Content hashes

Canonical texte3f5b308cb77b08b0aa549b96467c2800b178c8e350d110c08f6741557a14957
Markdown93399454b64582562fbe06c30a7ee8751ca942870ab6a1f19dd2cd27df1a8317
PDF
Publication page2e30655192b166010862481bf8b4266672b68885d9ea35e0d722c4961e92cbc2
Manifestba3f5aa851e236b85b4b7ba8273e4a3623402b3e7728b36ffe7bcbd5d8829f42

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
SignatureV7QfeA0XHETXNZ/qswTaoLj/mLMykbszYm4jHtYLpgj2OAnhCKFDrWMtZlU40uUaRxjpMJDiM46f8cQZSs2/CA==
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

2026-09-17T10:47:00.358566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058542
observed 2e30655192b166010862481bf8b42666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.342947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058542/manifest.json
observed ba3f5aa851e236b85b4b7ba8273e4a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.327422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058542/publication.md
observed 93399454b64582562fbe06c30a7ee875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.310969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058542/publication.txt
observed e3f5b308cb77b08b0aa549b96467c280...
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.