OpenTechnical

OT-2026-000051967

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000051967) never changes.

Identity and time

Publication numberOT-2026-000051967 · never reused
Internal UUID01a0ae83-e78e-718b-a3f4-7ab0a5f469b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051967
StatusPUBLIC

Content hashes

Canonical text4c2081cbda49de6295e9e41a2ed75a7656f6877251a76c13917d2ee48db76895
Markdowndf62a6df206df205d9b0ac72e8554f568ac5b49b10df56dfbba7415d23cf3e2c
PDF
Publication page55d509a4a7458a2e6e243616b1c5b2ff0077a61b202f6f4d65adbe9f71a319e3
Manifest4a559186b1f94b58da9e8ec1ff979a42fb4d329ef26874092d72bc5676ab46c0

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
SignatureJrHri0xFvd3bDvetQg0++8aJo+Zbo8c/VaRQgDa1plCKtHTX1I7dQZRvquY34SVKsNo1VqL5oIlk58E5XJelBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:27.907480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051967
observed 55d509a4a7458a2e6e243616b1c5b2ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:27.890554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051967/manifest.json
observed 4a559186b1f94b58da9e8ec1ff979a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:27.871944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051967/publication.md
observed df62a6df206df205d9b0ac72e8554f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:27.854902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051967/publication.txt
observed 4c2081cbda49de6295e9e41a2ed75a76...
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.