OpenTechnical

OT-2026-000053744

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000053744) never changes.

Identity and time

Publication numberOT-2026-000053744 · never reused
Internal UUID01a0ae85-735d-7a58-bad7-66971ff3c42e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053744
StatusPUBLIC

Content hashes

Canonical text235fe76d772e15b9c7712d663beec1534ddefecb19304151988252652810f006
Markdown3886d6e029718e6133eec754238ac1fb4cd85036d7f1610a648dd8413070332f
PDF
Publication page29c0884dfb1d8e9161ffe45fe964f8915232c9a0cbb88b81c1147ee485bf833d
Manifest39b35768dc4ebdba29516173d158fccbdfbdf1c305785f4b5d503832462cbea7

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
SignaturetDI4iyWQKOyCADvNA9gewl+IqxwCFAoKPTxWddc7QAyEw6aINCRTDLPtgD1zn8Bl+CBaaTu0nj3siiym4v0uAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:21.515265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053744
observed 29c0884dfb1d8e9161ffe45fe964f891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:21.497812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053744/manifest.json
observed 39b35768dc4ebdba29516173d158fccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:21.480568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053744/publication.md
observed 3886d6e029718e6133eec754238ac1fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:21.461053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053744/publication.txt
observed 235fe76d772e15b9c7712d663beec153...
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.