OpenTechnical

OT-2026-000048496

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000048496) never changes.

Identity and time

Publication numberOT-2026-000048496 · never reused
Internal UUID01a0ae80-4de5-7597-9c66-fbc28670c483 · 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-2026-000048496
StatusPUBLIC

Content hashes

Canonical textd59de7b902eae2933e107c314aef4f79587d26ddc5e15cf478d11bb91fb816e7
Markdown4f792d923449bd48a828d93531950eaead91070c3c3bdafe77e7a092feea593b
PDF
Publication page289c9d6cff23b5ae2cfd6c66cdd7f337d02e005f8b2fcefdfd597dbdb32d902a
Manifestda6d67b8a94eb9caa1e744549aad68af35b8d539e1a287097863aa06e599475e

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
Signaturew+DiqyE/j0wBi5gR7ERD2k3tLI77nRopb7m9+GGKeCqnaveYTNqG7lxF3qpzpbgP01N+Au4LEQqwvwYnMiHzAg==
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

2026-09-17T11:05:10.085323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048496
observed 289c9d6cff23b5ae2cfd6c66cdd7f337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.065034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048496/manifest.json
observed da6d67b8a94eb9caa1e744549aad68af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.047655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048496/publication.md
observed 4f792d923449bd48a828d93531950eae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.026529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048496/publication.txt
observed d59de7b902eae2933e107c314aef4f79...
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.