OpenTechnical

OT-2026-000060603

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000060603) never changes.

Identity and time

Publication numberOT-2026-000060603 · never reused
Internal UUID01a0ae8a-b7cd-76b7-971d-11336b2ca727 · 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-2026-000060603
StatusPUBLIC

Content hashes

Canonical texte0b1c367f7c12a5875403807fe5ffcf784dc54cf46bd2ab82c3ae47a0c03f28a
Markdown10946a6fbe178c9f940d90e45f36d88652f2604ab4879d9ce232080ff9c6b1b4
PDF
Publication page1cb4dacf1a937aee6a448d43d0d18fe3990acf41d363a809388ad02806fa362b
Manifest02994e38b2eb1246cee02b558df4af796a0e46365b8058dcc306739d948c80ca

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
Signature4zEhVZs/wHAXPGkOZ7j5BeGwF6UH8DMQmOIKUbjoszPYce/KiQwWFojQaQ4aNbcEyojCiKG2RksTlJLagBCQDg==
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

2026-09-17T10:43:13.519512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060603
observed 1cb4dacf1a937aee6a448d43d0d18fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.503487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060603/manifest.json
observed 02994e38b2eb1246cee02b558df4af79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.485913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060603/publication.md
observed 10946a6fbe178c9f940d90e45f36d886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.468631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060603/publication.txt
observed e0b1c367f7c12a5875403807fe5ffcf7...
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.