OpenTechnical

OT-2026-000009412

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000009412) never changes.

Identity and time

Publication numberOT-2026-000009412 · never reused
Internal UUID01a0ae6b-7561-71a1-920e-75a6dd865a49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009412
StatusPUBLIC

Content hashes

Canonical textd9899e513754494a1c904a82b06a67039581929e95253a9357424661dfd8d7bf
Markdownfbc5a879cbe58811b7a5e55fe30aad05245058f3691cdf2beadb682d6eec4a6f
PDF
Publication page76f4b5911c41ec891fa76925fe9f4f1f83524c0ceeee7b765fb2e1596f4ea6c7
Manifest427d78934dd8e3baa070b20dab64560f2702d63f6ac9cb0f41343b9ff6df081f

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/gHwmfujIy/y5AAnwyqjNSTLOWlcVuIirN++p0P+c6Jvnieru2iQ82atbY+90zQslUsYHLpgRyb27y+lb5MgBA==
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

2026-09-17T12:16:41.663479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009412
observed 76f4b5911c41ec891fa76925fe9f4f1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:41.644588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009412/manifest.json
observed 427d78934dd8e3baa070b20dab64560f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:41.626265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009412/publication.md
observed fbc5a879cbe58811b7a5e55fe30aad05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:41.606502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009412/publication.txt
observed d9899e513754494a1c904a82b06a6703...
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.