OpenTechnical

OT-2026-000012106

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000012106) never changes.

Identity and time

Publication numberOT-2026-000012106 · never reused
Internal UUID01a0ae6d-39f4-7756-9678-db1cb3204b81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012106
StatusPUBLIC

Content hashes

Canonical texta78c7cc72ed2078b7e732f878ce09f68b7a39dc70817084ecc8b3c6537858089
Markdown247087a50e4936d40d3f0bf752d99c686e81dcfb941e5b69bb166f440c71e3f1
PDF
Publication pageb251583461a1bc7051264f56c25e12593fdf540b918a94da62a9bc183873b6ae
Manifestccdd6cf9525be3ea455d10ddb37b3f693daad5b540f903fe608a701f843fd112

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
Signature86wr3TNeO/cYRCpqJW5Te1q3pkTW79sE6CuJBdsIjoyf2t/Ge/qoCqp0pVqHOihHAarmGZIkBvYkh93GZprMDg==
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

2026-09-17T12:10:59.032454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012106
observed b251583461a1bc7051264f56c25e1259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.013995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012106/manifest.json
observed ccdd6cf9525be3ea455d10ddb37b3f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:58.995629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012106/publication.md
observed 247087a50e4936d40d3f0bf752d99c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:58.975417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012106/publication.txt
observed a78c7cc72ed2078b7e732f878ce09f68...
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.