OpenTechnical

OT-2026-000048365

Publication integrity record

Two cup 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-2026-000048365) never changes.

Identity and time

Publication numberOT-2026-000048365 · never reused
Internal UUID01a0ae80-4de4-7891-b301-04d357eca2b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048365
StatusPUBLIC

Content hashes

Canonical textaeb02449b4af2716ee1b4dc3c2e1c5855c15319a11b13520f5905fad60439fc4
Markdown31ed62ded05796188c7b76164872720edb735847d71c9e17ea4f86102bc2da01
PDF
Publication page9f642ed3b30935ca0f523f3435e01146c39984ed54a868efb65ab4f694e1cf8a
Manifest9b5f733b79bdf05eb60f258c3ba5f9767ce3fbe0b9b5a9de4b04961ae9493336

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
SignatureXstEzbIiRwlRqtSihCGmj5ypTZQ2J9yxlo6qt982nbOnU52nx11DUwG0xAiyCPa9oiWT7FrpnuL9UGfQJ83iDA==
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

2026-09-17T11:04:59.233050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048365
observed 9f642ed3b30935ca0f523f3435e01146...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.215207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048365/manifest.json
observed 9b5f733b79bdf05eb60f258c3ba5f976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.195810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048365/publication.md
observed 31ed62ded05796188c7b76164872720e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.176375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048365/publication.txt
observed aeb02449b4af2716ee1b4dc3c2e1c585...
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.