OpenTechnical

OT-2026-000053663

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, supply line pressure sensor, 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-2026-000053663) never changes.

Identity and time

Publication numberOT-2026-000053663 · never reused
Internal UUID01a0ae85-0a95-77d0-94df-1821bfd2e74c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053663
StatusPUBLIC

Content hashes

Canonical textb0699da72283ed7bb863d1108cfe1f544631fff6473847d1a9ba5c30caf2ce4d
Markdown7ee640102f2e67aa6be5dd7a4140a066b3d5144065b8742220837a84c91950b7
PDF
Publication pagecabccdf308df8074d3c82344970fdd712310577fcda404ddc0c48a1af1fe0c99
Manifest69cacfc89cff046cfe597495714a435835925818a1754e803f71fb5589c925e5

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
SignaturehqgyoThHoMcAEaRabDDhQCSivCiO1RnrQILlCkm+IofBD86fGyH6AUOp8fiku4VjZSPCNBIccyxhdx0H3dqyDg==
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

2026-09-17T10:55:33.256970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053663
observed cabccdf308df8074d3c82344970fdd71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:33.238848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053663/manifest.json
observed 69cacfc89cff046cfe597495714a4358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:33.220401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053663/publication.md
observed 7ee640102f2e67aa6be5dd7a4140a066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:33.200179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053663/publication.txt
observed b0699da72283ed7bb863d1108cfe1f54...
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.