OpenTechnical

OT-2026-000009569

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000009569) never changes.

Identity and time

Publication numberOT-2026-000009569 · never reused
Internal UUID01a0ae6b-7563-7826-a33d-f9f1f52c458d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009569
StatusPUBLIC

Content hashes

Canonical text3a747d5bc00bb739a1f5341dce9782872e86a0a3869ec3fc46fbc51e27ee631c
Markdown719c2111399e5360caa9db905dcaefcc34c07637e790927336fab2ec41fc6118
PDF
Publication page90ccf7dca1719630e57aaddad72fc2c03cbbd869ce61df6a7dcdd7b2c93e6174
Manifest82f5064908be671354b40f2bb929747d91eb5655ec3247dc14e3f46a7bae6f89

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
SignaturejOgfV3hTRLakyh4ZdhrkUxnGI3mYjYeRjqbITS8Tk6lEtAnNXm5V2yW3PqMCinLyeMmHMNMXhsW3WT3GsFYLBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:00.235821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009569
observed 90ccf7dca1719630e57aaddad72fc2c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.217289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009569/manifest.json
observed 82f5064908be671354b40f2bb929747d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.195226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009569/publication.md
observed 719c2111399e5360caa9db905dcaefcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.177551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009569/publication.txt
observed 3a747d5bc00bb739a1f5341dce978287...
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.