OpenTechnical

OT-2026-000083744

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000083744) never changes.

Identity and time

Publication numberOT-2026-000083744 · never reused
Internal UUID01a0ae98-0417-784d-8de8-2eabb38d59dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083744
StatusPUBLIC

Content hashes

Canonical text87831d2e0e361acd8d52c0d97cd210240102416d4dbd6aa0fb66b6b076bd629e
Markdownf01ddf0752a72d7d9cc92e99b45ceee051cc177caf2c97c55f02ddcbbfd145b7
PDF
Publication page66393b412783de1b622d58dcf27a51b69682780cbb0b37cdd637da68d513ad31
Manifestfa91edd1754c5fddc6c9155f0cf922838f1537f238f985f3924ef5702cd03af5

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
SignatureEgyvF2zft+DMwfe6Yccd/lHL+GXn1YF69HFTA0hY6NxBkdq6dC4iGk3HyI/2Zc9MMLaZWk744hJXOn1Amek3Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:57:22.820223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083744
observed 66393b412783de1b622d58dcf27a51b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:22.803333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083744/manifest.json
observed fa91edd1754c5fddc6c9155f0cf92283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:22.785604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083744/publication.md
observed f01ddf0752a72d7d9cc92e99b45ceee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:22.768353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083744/publication.txt
observed 87831d2e0e361acd8d52c0d97cd21024...
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.