OpenTechnical

OT-2026-000009203

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000009203) never changes.

Identity and time

Publication numberOT-2026-000009203 · never reused
Internal UUID01a0ae6b-31b9-75a6-ab03-2fec8f64b588 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009203
StatusPUBLIC

Content hashes

Canonical textd7cf903cd41f010792421cae56fe6fe6b168b694a862e8a72a2e98fa851ca862
Markdowna7b97482eb0de63fe4e9e6f577b82c14e1b56916577e3773c3313cfec283c04d
PDF
Publication page7a644d10c82bec0304546f65b287a1c1935bb19b41a63404b20d47fa2a472132
Manifest7cbc28166a81ddad3d75a812e73de252778870f53137d6c9cbf1bbf35a61a100

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
SignatureqY57oDGcGJZm99fHiusK0ICenIUv/oVePZywRDIM/i+8H0r9O6fLHrq9cW850dlSGmolB+P59HNZRhKxxZ/0CA==
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

2026-09-17T12:17:55.395702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009203
observed 7a644d10c82bec0304546f65b287a1c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.377839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009203/manifest.json
observed 7cbc28166a81ddad3d75a812e73de252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.360670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009203/publication.md
observed a7b97482eb0de63fe4e9e6f577b82c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.341773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009203/publication.txt
observed d7cf903cd41f010792421cae56fe6fe6...
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.