OpenTechnical

OT-2026-000059251

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line 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-2026-000059251) never changes.

Identity and time

Publication numberOT-2026-000059251 · never reused
Internal UUID01a0ae89-8613-7efb-b052-cf6111806ae3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059251
StatusPUBLIC

Content hashes

Canonical text0fe8d56c2aa2fd997234dd66151bb4ec3992006025e4820b8610909705e08777
Markdown843fa290636caca61496e691df0619343753f43273189f8b3ab77e9a9eae4658
PDF
Publication page8d37cc2b3bed8a2616fd4313257e16525a9dd5d99aa26a16882663a2ce79f834
Manifest0d7e7d6de466f83ac486821f090d57f405e3c2c3e8453bcbbab944b848dde563

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
SignatureOxb91k/RNr6uWqDlzUdLrZpKqnBCnjrAQy0vuX6jIuhlCsw3U93kRkH9xmgG1SYi1d3eh7zfrP2edSIIh29cAQ==
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

2026-09-17T10:45:47.675968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059251
observed 8d37cc2b3bed8a2616fd4313257e1652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.658484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059251/manifest.json
observed 0d7e7d6de466f83ac486821f090d57f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.640577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059251/publication.md
observed 843fa290636caca61496e691df061934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.622431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059251/publication.txt
observed 0fe8d56c2aa2fd997234dd66151bb4ec...
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.