OpenTechnical

OT-2026-000009791

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, vented after 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-2026-000009791) never changes.

Identity and time

Publication numberOT-2026-000009791 · never reused
Internal UUID01a0ae6b-7565-7f71-87fe-18ba8d26d17d · 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-2026-000009791
StatusPUBLIC

Content hashes

Canonical text2a85746342b0218f08dac1088b29bc4c656d7acaf5913afd5b7b96b0798b5acf
Markdownd5b506844f5182410c4ba508378f456c007537b47224f39a09d59187a853375e
PDF
Publication page03f877a63d32eab95ed6d8155e409897dd89e8cb502693beedcb83ca5bbc52b0
Manifesta52d5683f3a4573a3f617eff43a93b014bba34c61ce4950f30585b13c9afa423

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
SignaturejsQWD7bMb4+xlwBjh0MBITa8NSzzYSWi0LEni3YLgvIaVDII+2jFgoGNUeIREAx2HSugkmVN9H1MYwLehrd9Cg==
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

2026-09-17T12:17:18.589233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009791
observed 03f877a63d32eab95ed6d8155e409897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.564820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009791/manifest.json
observed a52d5683f3a4573a3f617eff43a93b01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.545538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009791/publication.md
observed d5b506844f5182410c4ba508378f456c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.528776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009791/publication.txt
observed 2a85746342b0218f08dac1088b29bc4c...
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.