OpenTechnical

OT-2026-000057264

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000057264) never changes.

Identity and time

Publication numberOT-2026-000057264 · never reused
Internal UUID01a0ae87-d5bb-79d0-b336-89bb45ee1a78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057264
StatusPUBLIC

Content hashes

Canonical texta5ffa7c477a0530ff9c111b5829a86d4bcd016c8744b090e1289c280acb7ac56
Markdown9d7461dcc719f6bcc9784512bcf8dd271a9683d4262d9bf7968352cf01f16e68
PDF
Publication pagea7d4c4b1420212c9a3bbf5e1bd0b0cf8cf87fc9dc77d01c5b4ab281cc97cab8c
Manifestae0a2fcc72be907d24e7db835ca98394ba2c219a15866608d9c2968bb4d7f739

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
SignaturePqzFJ9Nhak6ymVr/2rakbG47ll4DQoiWrIUrJRCrxqZ42Hpi1j+fuseyU9+RBfATD0JowI58oSP5Yume2bjUAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:20.138855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057264
observed a7d4c4b1420212c9a3bbf5e1bd0b0cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.116524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057264/manifest.json
observed ae0a2fcc72be907d24e7db835ca98394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.088010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057264/publication.md
observed 9d7461dcc719f6bcc9784512bcf8dd27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.070289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057264/publication.txt
observed a5ffa7c477a0530ff9c111b5829a86d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:30.796385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057264
observed a7d4c4b1420212c9a3bbf5e1bd0b0cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:30.773231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057264/manifest.json
observed ae0a2fcc72be907d24e7db835ca98394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:30.672950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057264/publication.md
observed 9d7461dcc719f6bcc9784512bcf8dd27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.613415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057264/publication.txt
observed a5ffa7c477a0530ff9c111b5829a86d4...
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.