OpenTechnical

OT-2026-000009715

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000009715) never changes.

Identity and time

Publication numberOT-2026-000009715 · never reused
Internal UUID01a0ae6b-7564-726f-9339-ce7a7ee8e968 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009715
StatusPUBLIC

Content hashes

Canonical texte6d26fa10d9bb33d2f9377299a72176e21cba6cb07b3c6fce62a6958bed2140b
Markdown89097f29278cebe9c21eaff6f7686a00c59729a93bcda871d770770e36c6c92d
PDF
Publication page2a2508446d41ca54077369f30b94c284177cff7d94420f82672ebfb904f79750
Manifest1f2c674620c569d7ac199cf1d7ac2a0e1f8b52bd61f7c9d76b75546f63ee5df2

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
SignaturebKmArhrz8vrpt6YMeayyGob8iTe7dh5g7GY51bkVHddYGz5crENLdhzAXTXAKoRtEeeIsYwDzVgc9QYI/MjQDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:12.567090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009715
observed 2a2508446d41ca54077369f30b94c284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.547823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009715/manifest.json
observed 1f2c674620c569d7ac199cf1d7ac2a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.529942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009715/publication.md
observed 89097f29278cebe9c21eaff6f7686a00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.510432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009715/publication.txt
observed e6d26fa10d9bb33d2f9377299a72176e...
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.