OpenTechnical

OT-2026-000057666

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000057666) never changes.

Identity and time

Publication numberOT-2026-000057666 · never reused
Internal UUID01a0ae88-2694-7541-bc47-8c86abf2ea37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057666
StatusPUBLIC

Content hashes

Canonical textc90cea4d571edd746139c5e33d719446b9a4f71ec0d23488647ee9953c9f7961
Markdown5abc640ca0aeb6c2abb1db970d0d5445974464151f8cd849172c09448e106e28
PDF
Publication page1ce5397647b0a377669de702e0c6bfb488e1cac3424346076533184cc916096f
Manifest2bf1446add8cff0fccc6769dfec141d752ef9df94ecc506f14a78951068a70e6

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
Signaturepb/2O98jH7FBJkEM0FfTeBPt6/zSwQOPW2duoV2zZCWdhBhW9y8cSz4CNPUzvqRXzX3hlJQYZtqbHumLtcxHBQ==
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

2026-09-17T10:48:19.025581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057666
observed 1ce5397647b0a377669de702e0c6bfb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:19.002781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057666/manifest.json
observed 2bf1446add8cff0fccc6769dfec141d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:18.967634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057666/publication.md
observed 5abc640ca0aeb6c2abb1db970d0d5445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:18.854965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057666/publication.txt
observed c90cea4d571edd746139c5e33d719446...
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.