OpenTechnical

OT-2026-000014355

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed blow-off before 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-2026-000014355) never changes.

Identity and time

Publication numberOT-2026-000014355 · never reused
Internal UUID01a0ae6d-b27a-74cd-a224-25d4e49f1731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014355
StatusPUBLIC

Content hashes

Canonical text3e57a5e8dfe616c496db729b2e909f379883207103e6756b70794b17d68932b1
Markdown8df5bbea29b68f226b40e40bbc7b769913c611e48a24eefa20016e7175e120ae
PDF
Publication page08767938d3a770db7489445c156ac55b0ad244f30e8880b4e048a2311d23378a
Manifestbcfadcd47609738c8a38b98881d1c5689e6f4731407b0a43557bd0db27e50d9e

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
Signaturez4UgShrh8MjljA34ZWf1wQcVpaem2om2KX4wrR6BNb5joYwP1tvbJsVp4ZKBw7HTM4Ac06MHHRzVCaBb4yt0Bg==
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

2026-09-17T12:10:05.785410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014355
observed 08767938d3a770db7489445c156ac55b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.767550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014355/manifest.json
observed bcfadcd47609738c8a38b98881d1c568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.748964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014355/publication.md
observed 8df5bbea29b68f226b40e40bbc7b7699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.730491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014355/publication.txt
observed 3e57a5e8dfe616c496db729b2e909f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.905303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014355
observed 08767938d3a770db7489445c156ac55b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.886637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014355/manifest.json
observed bcfadcd47609738c8a38b98881d1c568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.868930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014355/publication.md
observed 8df5bbea29b68f226b40e40bbc7b7699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.850203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014355/publication.txt
observed 3e57a5e8dfe616c496db729b2e909f37...
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.