OpenTechnical

OT-2026-000101597

Publication integrity record

Foam pad vacuum gripper, two zone face, pump fed, pulsed blow-off 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-2026-000101597) never changes.

Identity and time

Publication numberOT-2026-000101597 · never reused
Internal UUID01a0aea4-0e15-719a-8577-a47e467d8886 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101597
StatusPUBLIC

Content hashes

Canonical text661ed17dbac332fcd71af18097c4724631b70e2c85ba92414b7167f5399ebe46
Markdownb78e15a2b14bb295e346c6a08b8ab7398ee5c9fd6d5d88e03afaaac9da94951b
PDF
Publication pageb0e91de4a0b9e25ce4f558b0b59c4b9f612af6a3e6e6d6fd1227f26598e22bef
Manifest3b09b39ff493abcea52f7ed5666b821585b220a613e956fce175348f8ff5bfb1

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
SignatureWUwaZT+GFXya2vKelzdp9uMIUiDe6zoY9So0gLDEejsxY+Xh0JLOQDwXVEHcWMOJdieKnKgPUfPm/KWIS/aTAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:42.329562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101597
observed b0e91de4a0b9e25ce4f558b0b59c4b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.310567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101597/manifest.json
observed 3b09b39ff493abcea52f7ed5666b8215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.289760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101597/publication.md
observed b78e15a2b14bb295e346c6a08b8ab739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.270567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101597/publication.txt
observed 661ed17dbac332fcd71af18097c47246...
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.