OpenTechnical

OT-2026-000048624

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000048624) never changes.

Identity and time

Publication numberOT-2026-000048624 · never reused
Internal UUID01a0ae80-4de8-71d1-9540-4048dd832e1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048624
StatusPUBLIC

Content hashes

Canonical textd5938f3d58c9ca66f1412f3d5c01cb7817a5b71e144f374957469b736cde9fac
Markdown63b06f415d557ab8cdfe0d48ed91447c6dc38b260e6b7066ecc4f58f4b853c2a
PDF
Publication page6024757132c4712fe85c78928dddacb418449fef38eeb613883b6f3bdaeb04ae
Manifest1022f6eebef3fc178c81f6e1f2f9da7e241c80d00b80a9170a4b10f202fb024e

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
SignatureaJuZlRIrN2fo/fIXigYfSDNpmwwhiILPcLRnpEI8Qhm0WtsUZnvSJgqn4DsK1EnEe60s2NAypQwyquq7K7lYDg==
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

2026-09-17T11:05:26.689235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048624
observed 6024757132c4712fe85c78928dddacb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:26.670625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048624/manifest.json
observed 1022f6eebef3fc178c81f6e1f2f9da7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:26.649838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048624/publication.md
observed 63b06f415d557ab8cdfe0d48ed91447c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:26.630889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048624/publication.txt
observed d5938f3d58c9ca66f1412f3d5c01cb78...
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.