OpenTechnical

OT-2026-000047003

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000047003) never changes.

Identity and time

Publication numberOT-2026-000047003 · never reused
Internal UUID01a0ae7e-d0f7-768e-b618-c1b5b2b674f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047003
StatusPUBLIC

Content hashes

Canonical text0d6b4e8231b7cf43fef87a8430e8f6006b71bc8aef91480fb298a3d2ff050925
Markdown86a73b3c22e3c78357661228d54cd6b903512f7d37b51e774b99136f4f50caf6
PDF
Publication page6f6948e0dc83996de7924f6f622709b3fd29c2c37faf04cdb7937dcacc8e6bf8
Manifestc360b0a7739f54036f95198bbebbb407f82529b2eb078cea59118dcc0af93cf3

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
SignatureTxVPF3t/QErcGbPYcCHCDtEJrEaL6nIVS2v/wEGhbUW/p0CVZK4Pxa2H+IUZJ9mOHk4athqClGxq7iEzeOCjBQ==
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

2026-09-17T11:10:16.732522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047003
observed 6f6948e0dc83996de7924f6f622709b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.712572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047003/manifest.json
observed c360b0a7739f54036f95198bbebbb407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.694300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047003/publication.md
observed 86a73b3c22e3c78357661228d54cd6b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.677646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047003/publication.txt
observed 0d6b4e8231b7cf43fef87a8430e8f600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.343945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047003
observed 6f6948e0dc83996de7924f6f622709b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.324537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047003/manifest.json
observed c360b0a7739f54036f95198bbebbb407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.306216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047003/publication.md
observed 86a73b3c22e3c78357661228d54cd6b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.288034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047003/publication.txt
observed 0d6b4e8231b7cf43fef87a8430e8f600...
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.