OpenTechnical

OT-2026-000101878

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed blow-off after 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-2026-000101878) never changes.

Identity and time

Publication numberOT-2026-000101878 · never reused
Internal UUID01a0aea4-50f0-728b-8e41-f79bd47926ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101878
StatusPUBLIC

Content hashes

Canonical text85d4cd939f545db876a79bcd1a28c202800f6a6fdfcac5b6ed55e74c1e0756ef
Markdown5f1ffb309d963946da914f9f9341678cb93ae27259d88ab177a52c25678044df
PDF
Publication pagea8636f3d9acdb61a2dc4fc96be82abed1fd57aa126ac4862d152602bed7d23e3
Manifest4ad22ed1a9c05dd1b2ac1b4b7c9eb2b6600dc9865879a83b4f4cb6645c665976

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
Signaturej0t5jhPlgoO1Bc8VrwmhLiYd4mVWNkpJ18vqp97v6rmimA+AZzq9GuK+QA8tOCspie56Hp2ZkBtFnNs9oTnXCA==
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

2026-09-17T09:24:29.030903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101878
observed a8636f3d9acdb61a2dc4fc96be82abed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:29.009486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101878/manifest.json
observed 4ad22ed1a9c05dd1b2ac1b4b7c9eb2b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.990017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101878/publication.md
observed 5f1ffb309d963946da914f9f9341678c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.971692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101878/publication.txt
observed 85d4cd939f545db876a79bcd1a28c202...
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.