OpenTechnical

OT-2026-000044658

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000044658) never changes.

Identity and time

Publication numberOT-2026-000044658 · never reused
Internal UUID01a0ae7c-39da-7e42-879e-b873f064ad53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044658
StatusPUBLIC

Content hashes

Canonical text40d2af7d55f280c20c2d3c270c4e8d6a3deb4c7a6cd32588f935e29a6501e71e
Markdown9730f67421f02c979d6b1c602d64d7a9daf0e51a92dcbbdb53f27d04f9a27d11
PDF
Publication page1ba8eb370553927fd06c016c268af3210b20986612cedd30fa90b6669ca31288
Manifest52faa52dba595ecf9b4e2905c616b86a064ab8513e0aa7e3baf2bc4461955ab0

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
Signaturef++fNFOdLLyOT9pQyHfTLmtw6mJrhMmXP96vRGyKokDyaW2blbmw6clRzveH5KBFTWRphM2iCigAVZixGXLuBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:54.331644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044658
observed 1ba8eb370553927fd06c016c268af321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.314456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044658/manifest.json
observed 52faa52dba595ecf9b4e2905c616b86a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.295395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044658/publication.md
observed 9730f67421f02c979d6b1c602d64d7a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.278109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044658/publication.txt
observed 40d2af7d55f280c20c2d3c270c4e8d6a...
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.