OpenTechnical

OT-2026-000061051

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum 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-2026-000061051) never changes.

Identity and time

Publication numberOT-2026-000061051 · never reused
Internal UUID01a0ae8b-137d-7faf-a91a-42a1b80ba663 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061051
StatusPUBLIC

Content hashes

Canonical text3bbaecf6fb48303f6f33e398874fe932e4cf7407cd669f432bfed465d5a276ab
Markdown3e4a83e5077f624e579d0b90526c865f6ffce1a9fbed6c95f0610f25c60deee4
PDF
Publication pagec63febcaf69a23dcf6e393b01e681b465009d9ac7dd888e4eabfde46638b011c
Manifestc23ee9673af1c73f615bb47c87aeb8441b2a3b7e928282d980859ca052ff00c7

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
SignatureaoSyfJK6NBe6trdgYvJZ7U0NTWehHAvdcb30ETl0NFl79zphcFzP4mAAYz5+lDIQTXX4bJ8xkp37m+1ejblTDg==
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...

Independent retrieval

2026-09-17T10:42:24.343024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061051
observed c63febcaf69a23dcf6e393b01e681b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.325712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061051/manifest.json
observed c23ee9673af1c73f615bb47c87aeb844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.306690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061051/publication.md
observed 3e4a83e5077f624e579d0b90526c865f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.288029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061051/publication.txt
observed 3bbaecf6fb48303f6f33e398874fe932...
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.