OpenTechnical

OT-2026-000025010

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, 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-2026-000025010) never changes.

Identity and time

Publication numberOT-2026-000025010 · never reused
Internal UUID01a0ae71-2728-716f-b918-e5d2aa13665d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025010
StatusPUBLIC

Content hashes

Canonical textf1bab18bd3c6695a36e556fa92f55435b8a456219a532d2192a1eb1583ab7533
Markdownd27a309d2b5f796b9618d8b8b2db64ec5f7eeff0cedc8f3f6d6ffd85b705d7fd
PDF
Publication page7c51fca87b4baf7e5068826533de676a8e671907fe811d064282ecce9fdb1cfe
Manifest012b41fb012f2719391d9e158ea68226086ccab5ab1f23e1e04a3114c40f7a0c

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
SignatureSpe3Lrf2qi6MAYaSWLK6iUpwBZ0F5NI+jqEaG9R9DQKePrTCKHCOGNLy8qeHebyZqLkIECzAukyzE0vAYERxCw==
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

2026-09-17T11:48:24.566001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025010
observed 7c51fca87b4baf7e5068826533de676a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.545918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025010/manifest.json
observed 012b41fb012f2719391d9e158ea68226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.528573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025010/publication.md
observed d27a309d2b5f796b9618d8b8b2db64ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.510982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025010/publication.txt
observed f1bab18bd3c6695a36e556fa92f55435...
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.