OpenTechnical

OT-2026-000102810

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pulsed 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-2026-000102810) never changes.

Identity and time

Publication numberOT-2026-000102810 · never reused
Internal UUID01a0aea4-858c-7487-be57-73ec32a2e3f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102810
StatusPUBLIC

Content hashes

Canonical text9b9c7c89b4b381772dba1cef2f87a338d3d44657abc5103a88caee2f1b3ad4b7
Markdownea9b22693a30aea24d98cbdbf18315aa00d91a637721a8d63d42d00f680344df
PDF
Publication pagecbb1c584a1ff721a149340e7c529af08bcbf05614e9ecfbd87ce9bbfdfb8d14e
Manifest1d6ac2c3b1c6125d00188546729c226525476bb68f9917ee1bf26c25a69bba43

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
Signature0FkktIYOfO+xv5nteQWt2vy2+rBYwpCQ9inYiOF4eX15oKVrLWck2L+KwFM4Zdd0L0n5OUtk8V8eQjtiMU7FDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T16:42:56.393072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102810
observed cbb1c584a1ff721a149340e7c529af08...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:56.197325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102810/manifest.json
observed 1d6ac2c3b1c6125d00188546729c2265...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:55.867964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102810/publication.md
observed ea9b22693a30aea24d98cbdbf18315aa...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:55.384194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102810/publication.txt
observed 9b9c7c89b4b381772dba1cef2f87a338...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.405434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102810
observed cbb1c584a1ff721a149340e7c529af08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.387904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102810/manifest.json
observed 1d6ac2c3b1c6125d00188546729c2265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.369888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102810/publication.md
observed ea9b22693a30aea24d98cbdbf18315aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.350567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102810/publication.txt
observed 9b9c7c89b4b381772dba1cef2f87a338...
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.