OpenTechnical

OT-2026-000033771

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000033771) never changes.

Identity and time

Publication numberOT-2026-000033771 · never reused
Internal UUID01a0ae75-a391-7456-8198-deccf8463c45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033771
StatusPUBLIC

Content hashes

Canonical text49b0abda3a7cb0a334d1e16dadf1ccc3a08f8493e10a3de6cdad0a703dc3a9c4
Markdownaa792c4931b1d7e25c49114c603696522c31c686b35dd2cf188d8e17dcd65ac5
PDF
Publication page1fad07cb07e1b97406f55a046cd6bcd72bdb9ae5060676b580abc6cf3a0feac6
Manifesteb3ee8934954b790908ee27dab8bbc153dcbf8334d7f33f4a4da2dfd5e090ff7

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
Signatureq/irx2lnRcrsgdXVzYodiZvOU6Vs63npEAhPm3iIocyg4hnheRa33iMdz+ohaarzvBWjPtAK7nxEZ6VLvW3jAA==
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

2026-09-17T11:31:48.324018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033771
observed 1fad07cb07e1b97406f55a046cd6bcd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.306030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033771/manifest.json
observed eb3ee8934954b790908ee27dab8bbc15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.284137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033771/publication.md
observed aa792c4931b1d7e25c49114c60369652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.262805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033771/publication.txt
observed 49b0abda3a7cb0a334d1e16dadf1ccc3...
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.