OpenTechnical

OT-2026-000059871

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000059871) never changes.

Identity and time

Publication numberOT-2026-000059871 · never reused
Internal UUID01a0ae89-ec26-7837-8404-b67b902dae66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059871
StatusPUBLIC

Content hashes

Canonical textabbded37a4465610fc84bf3d868324316a5cfa8fdda7dbfd0bf0d5826b53fd6b
Markdown906f41bf49ba69bbcfab25512375eea9c5912e81c6d9d1bbc65809239cf3e60f
PDF
Publication pageb84fe1ad1af9de7444a546fb3caef75cf74365880f3819fb3e7adaab6e22e60b
Manifestd3f8b58cbd57cbe29539b170d4ca3399f04620e50172d08c20c5d56b5195721a

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
Signaturew/AhOpBWdUT5B+mrWZix8eONfHNszwrQVhd7a+usMS5fgNNFHL49Fc//0NIDK8SfBT499yA175iapzd5k8ehCA==
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

2026-09-17T10:44:37.573930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059871
observed b84fe1ad1af9de7444a546fb3caef75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.556165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059871/manifest.json
observed d3f8b58cbd57cbe29539b170d4ca3399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.539450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059871/publication.md
observed 906f41bf49ba69bbcfab25512375eea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.523984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059871/publication.txt
observed abbded37a4465610fc84bf3d86832431...
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.