OpenTechnical

OT-2026-000064746

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000064746) never changes.

Identity and time

Publication numberOT-2026-000064746 · never reused
Internal UUID01a0ae8d-deba-7c81-b628-07831a0158db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064746
StatusPUBLIC

Content hashes

Canonical text01af5cd0c30ed09b0599525cb638b63f31aee364cbb79b3dc9dd5e1a39431c20
Markdownec9b7c6bc91e134e1c1626074d0dd870a4570a0f39c60c69cd15bfe462ff9511
PDF
Publication page13be39b714501053500a1a123c2f202fb68945f2093110680492a9253dd448e8
Manifestacdd559a9daa1768b1ae3f40954b56fc8ca60df5cbd0106090bfc31b3d73a9ff

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
Signatureagbm8T6Nxk52kQZfo/xBfmbPXBnfeDp1DpoiG8EnTmMJDRx2HkWuJ1DQbuydMyX5m9mv6fihvBjwyZtwDYhkCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:37.669404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064746
observed 13be39b714501053500a1a123c2f202f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:37.649888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064746/manifest.json
observed acdd559a9daa1768b1ae3f40954b56fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:37.632335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064746/publication.md
observed ec9b7c6bc91e134e1c1626074d0dd870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:37.613464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064746/publication.txt
observed 01af5cd0c30ed09b0599525cb638b63f...
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.