OpenTechnical

OT-2026-000039989

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000039989) never changes.

Identity and time

Publication numberOT-2026-000039989 · never reused
Internal UUID01a0ae78-d8d7-760b-b2f2-f926ae56ef7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039989
StatusPUBLIC

Content hashes

Canonical text07f2fa401b648d1525999074b5f96babfc75fe501472e271a2168d795f11b688
Markdown9a287e8b2d8a6a93b68b801b8836bb2955f55e90c1b033bde023800fe3d1d1a6
PDF
Publication page04de77654173ca3e27d93ae95557d4940682acd527630f520f0fe25270e4582c
Manifest3ea58e4f655125067737c269a8dff638e54f1d1932523e692d5b4323d8f12657

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
Signature+/Ce5Gny+OP4x8KGy0sXSUCUSCxvMsF/ynW+9IKVzbzvrLPmcZ49odQ9163KddGBFFawLLvEL6nEsBgG/241Bg==
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

2026-09-17T11:20:19.268623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039989
observed 04de77654173ca3e27d93ae95557d494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.251279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039989/manifest.json
observed 3ea58e4f655125067737c269a8dff638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.232530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039989/publication.md
observed 9a287e8b2d8a6a93b68b801b8836bb29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.213815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039989/publication.txt
observed 07f2fa401b648d1525999074b5f96bab...
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.