OpenTechnical

OT-2026-000048832

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000048832) never changes.

Identity and time

Publication numberOT-2026-000048832 · never reused
Internal UUID01a0ae80-c32d-761b-97f9-83e85b95f797 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048832
StatusPUBLIC

Content hashes

Canonical text9150d122320a91fcc2ba128598687a8a520ce78bbde9589f8abcf6c41bcd08de
Markdownb49828bb664875ff972849fad725c7b5c594c91f7c5c01fb70b1058c85a093cf
PDF
Publication page1f56e595be2f3f0a3d1cdc7cdb93bb069e750b89ff39e51afe6c5d32e062b841
Manifest67819950bcb8e8a104c32bfbf8c68ec4c03d56f141fdd23228364dc526e2e963

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
Signaturehz2lVx5VRdS7kB33jtC3yfb92fLOKidetdyUGtqCNTIncIrG2YsB/HBEyr7ceK4IQoTMnqv3/S/g1ax2wKtFCQ==
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

2026-09-17T11:04:37.391422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048832
observed 1f56e595be2f3f0a3d1cdc7cdb93bb06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:37.371802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048832/manifest.json
observed 67819950bcb8e8a104c32bfbf8c68ec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:37.346843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048832/publication.md
observed b49828bb664875ff972849fad725c7b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:37.193330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048832/publication.txt
observed 9150d122320a91fcc2ba128598687a8a...
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.