OpenTechnical

OT-2026-000053452

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000053452) never changes.

Identity and time

Publication numberOT-2026-000053452 · never reused
Internal UUID01a0ae85-0a90-7d05-9689-4c1d63558786 · 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-2026-000053452
StatusPUBLIC

Content hashes

Canonical text940bd126929c47964b5d270b2cc3c086923cfde5f58cfa06ed73026b4c03ccf0
Markdownf306645d6785bbc5267afff174ec32738fd06382f461e901b1a6d1ef77f20e11
PDF
Publication page63f2c2562c7e19a6e3826d6a9baf212744194658f31b6092a847a4c55926110f
Manifest8e043c4b411366eb50ff1b05eae71b821d2f28dab82d679bc9b4240b8b09ea80

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/3GyTiUoKyX3JwpabQoyZrvn8PN3o5PMy+xhawQQX+dBiCBewzCeA+qCLDXFwy+Llvl4dQiZy4E+xkF35yKZCg==
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

2026-09-17T10:55:11.812124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053452
observed 63f2c2562c7e19a6e3826d6a9baf2127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:11.795263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053452/manifest.json
observed 8e043c4b411366eb50ff1b05eae71b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:11.777270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053452/publication.md
observed f306645d6785bbc5267afff174ec3273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:11.760147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053452/publication.txt
observed 940bd126929c47964b5d270b2cc3c086...
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.