OpenTechnical

OT-2026-000008231

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000008231) never changes.

Identity and time

Publication numberOT-2026-000008231 · never reused
Internal UUID01a0ae6a-908d-7e8e-899e-a9ae2ab2da3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008231
StatusPUBLIC

Content hashes

Canonical texte97bdca3ae2859fe21f972d127736b6d11e6ab24672848d3a06b7bf4f8ab3e81
Markdown514e65888de1264ac574d4f43217aa04e356f62221347521ce68cf1a8649a352
PDF
Publication pagea43702533ac3c31ff964d5bea1ab6a3207eac667542ba7112bc953f83b848029
Manifeste3e8b4270bd1e6ca069e6269fe49346bcd9f2f666735e5392e29c997a20da5b1

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
Signaturelsmz6R7L+NmnkJdr86wHHQD2YtkH2RsDpHFswu+O38Wo+unbbt6YlTM9yIxyUFh1XS/rCml0M0wcCbDVxlF2Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:39.139897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008231
observed a43702533ac3c31ff964d5bea1ab6a32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.122231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008231/manifest.json
observed e3e8b4270bd1e6ca069e6269fe49346b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.094969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008231/publication.md
observed 514e65888de1264ac574d4f43217aa04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.077203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008231/publication.txt
observed e97bdca3ae2859fe21f972d127736b6d...
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.