OpenTechnical

OT-2026-000049202

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000049202) never changes.

Identity and time

Publication numberOT-2026-000049202 · never reused
Internal UUID01a0ae81-134f-74f9-aaa9-eed049f4f20c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049202
StatusPUBLIC

Content hashes

Canonical text74e3f5e0bfaec9182a3c94590d9445ab996f3a384ca882e27c00ef3ba24d49d6
Markdown30358c1223f730ea6361dff399485c3d17b324e0ea643c61860eeff612af3e35
PDF
Publication page832027abaeb5c9cc546369a88d1ef5fe88ccbd86de5c3b67b3a21ad81d9e888c
Manifest8f3a264c4a0d64db8bd352db0c6231fe128fba93ad9ba34450bef4cd2548bf90

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
SignatureNw3VXV8TgNp1ju94R0pe8vuAhP5oTV/p/RI0K7AxV75/iHVOwCuxl8L7Or9Rvhxo11fQKzbbNKf5HEXW1jP2Cw==
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

2026-09-17T11:04:00.921164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049202
observed 832027abaeb5c9cc546369a88d1ef5fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:00.901164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049202/manifest.json
observed 8f3a264c4a0d64db8bd352db0c6231fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:00.882196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049202/publication.md
observed 30358c1223f730ea6361dff399485c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:00.863311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049202/publication.txt
observed 74e3f5e0bfaec9182a3c94590d9445ab...
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.