OpenTechnical

OT-2026-000037897

Publication integrity record

Six cup vacuum gripper, six 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-2026-000037897) never changes.

Identity and time

Publication numberOT-2026-000037897 · never reused
Internal UUID01a0ae77-f88a-7054-a6a7-7c5af8eb099d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037897
StatusPUBLIC

Content hashes

Canonical text8dbaf35cc6470e838623a14163e9eadb564d2dfaca979b5c91aacb42f5f81bf6
Markdownb08c158c052c87adcf35b29bdbcdddde454e9ae58358cd0c5d287115d87cd885
PDF
Publication pagef742c6815b93fb47c3bed6db11315a3768641fd619a5b0f361aeba0866ad8a75
Manifest869501054d61a70ad0fa55f05f965faa200c10a9e56ef22269b21753c116042f

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
SignaturePlg9AwEDMye8Z3xEkRE2BWuNWjbB9LDV5A3+3BMTsO8GCODlGVnAzOIPEkaa9mkrXKqqLJHUAzjqhxPeO1G6DA==
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

2026-09-17T11:23:09.833666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037897
observed f742c6815b93fb47c3bed6db11315a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.815415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037897/manifest.json
observed 869501054d61a70ad0fa55f05f965faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.797725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037897/publication.md
observed b08c158c052c87adcf35b29bdbcdddde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.780834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037897/publication.txt
observed 8dbaf35cc6470e838623a14163e9eadb...
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.