OpenTechnical

OT-2026-000061595

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000061595) never changes.

Identity and time

Publication numberOT-2026-000061595 · never reused
Internal UUID01a0ae8b-7b45-7225-864b-99c3c9e10d93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061595
StatusPUBLIC

Content hashes

Canonical text3e3e5e7318053ef0be07de6c8cad21fcb913858efdd34576150a89e1e16dd108
Markdown489bfaf48f8d93084df582836ba461b806fc62213f3905eb8496eafb6c9320d0
PDF
Publication page5f0c8673986301f4b83b1afe6b3b86dca3d8e0d28b265efee42ab10456347d10
Manifest65702de36cedb3279e3b9cc9d68296e736f16f7f4cea39481e494244c4072ce8

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
Signature580l/7iXy7mnBzx3ZYF77wMw5Dy8B6bWAeuLnoOTKTJSeGj99mi61mdTcjc5iv+KjXtw2gpsQd9UK8iUJ5NXBQ==
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

2026-09-17T10:41:31.177926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061595
observed 5f0c8673986301f4b83b1afe6b3b86dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:31.159412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061595/manifest.json
observed 65702de36cedb3279e3b9cc9d68296e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:31.141211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061595/publication.md
observed 489bfaf48f8d93084df582836ba461b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:31.122337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061595/publication.txt
observed 3e3e5e7318053ef0be07de6c8cad21fc...
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.