OpenTechnical

OT-2026-000044103

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000044103) never changes.

Identity and time

Publication numberOT-2026-000044103 · never reused
Internal UUID01a0ae7b-d67a-7982-8c29-a660b445bac4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044103
StatusPUBLIC

Content hashes

Canonical text9a17195ddc7f4f71507fe7517f1af7fc1f14d4ae7f9659782a3641616be97af0
Markdown5e0b173c7caa4c8cdb26065743098a22764122255c59d262d3881c46bbe8ba13
PDF
Publication page8c9ead3228b34b967344c1af8e591ff75a454b1c0d24ba8dbef8efc695c852b0
Manifesta46c4dae481c63aa3fa6ccf2f06ecb856f67f993d48f8d0a5dca9f25558058aa

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
Signatureu1MHk1MBWL9fswT68unzDerkkrHC3DxbFltwIOke5CfmYe5LL5xh2H467ErmUWu8F0sG4/TS8/4Vqpd1eFQOBQ==
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

2026-09-17T11:12:30.789892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044103
observed 8c9ead3228b34b967344c1af8e591ff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.771892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044103/manifest.json
observed a46c4dae481c63aa3fa6ccf2f06ecb85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.752160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044103/publication.md
observed 5e0b173c7caa4c8cdb26065743098a22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.730963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044103/publication.txt
observed 9a17195ddc7f4f71507fe7517f1af7fc...
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.