OpenTechnical

OT-2026-000052943

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000052943) never changes.

Identity and time

Publication numberOT-2026-000052943 · never reused
Internal UUID01a0ae84-a42f-7256-8535-6db8bc78096b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052943
StatusPUBLIC

Content hashes

Canonical text39888f2ed208af82ba34125cdbd93063f74907b7e015cf9c2cbb0510670bcffd
Markdown73acde1dfa07e662f8cdb40e4efab3869429aebc5c69e79d006c3ba8debf7eb3
PDF
Publication page6b46ec836677e51912649af55621f9f2236450197feb7b8658fa4b79ecf39ac2
Manifeste8f54f3f5ddd1af561a448f9cf08575a75943369375302f3244a411e16c0de57

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
SignatureNoh+zx3T20dmTqRCM+0jA/v/GTwgOaeErKc+GyH3L8upyrW9tHWZvpdVLpMYLtYZFegy0/nPKGSF93r3swjzCA==
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

2026-09-17T10:56:37.432695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052943
observed 6b46ec836677e51912649af55621f9f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:37.414662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052943/manifest.json
observed e8f54f3f5ddd1af561a448f9cf08575a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:37.398144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052943/publication.md
observed 73acde1dfa07e662f8cdb40e4efab386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:37.381184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052943/publication.txt
observed 39888f2ed208af82ba34125cdbd93063...
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.