OpenTechnical

OT-2026-000060767

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000060767) never changes.

Identity and time

Publication numberOT-2026-000060767 · never reused
Internal UUID01a0ae8a-b7d0-71e3-b084-5965997c6fc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060767
StatusPUBLIC

Content hashes

Canonical text81b7220ba43fc8a21b556a3681bed4d10818a69736a3aeb4ab021f309ce1ee45
Markdown325152abf47e8751f4a7a92c8fc4e29ba4a649a97cbcc8768f771bb980aa6c35
PDF
Publication page16748c46d65c4fa47f383db8c7200c0e80f500414de5369af4b69c266e7fb700
Manifest4b9745e95a7885d62bafc23a0243738a4ead38c117a98c7695cc10193a3ceb61

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
SignatureJrfO6xHwruihqgD5I0Dc+jRP+8nXZF1cIVUTmd7D0XtANReeC2UKHLswv7bv0mLxLRegLSfHWyK3N5CtqsgbDg==
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

2026-09-17T10:43:30.408277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060767
observed 16748c46d65c4fa47f383db8c7200c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.392184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060767/manifest.json
observed 4b9745e95a7885d62bafc23a0243738a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.376449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060767/publication.md
observed 325152abf47e8751f4a7a92c8fc4e29b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.360353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060767/publication.txt
observed 81b7220ba43fc8a21b556a3681bed4d1...
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.