OpenTechnical

OT-2026-000040153

Publication integrity record

Three cup vacuum gripper, three 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-2026-000040153) never changes.

Identity and time

Publication numberOT-2026-000040153 · never reused
Internal UUID01a0ae79-26ff-72e5-9f26-35d78460509f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040153
StatusPUBLIC

Content hashes

Canonical text7271b777decd679a70c8953b7943d4d3d9200cc76365a1902e55faa21629618f
Markdownb751f635bd94bf71da2a1540401aab31fe43c4f6778e6582782840dd96fb5a0c
PDF
Publication page11f099992b87a8b44ab01b7eb138d591b1aee6dd595b50eb3444399a4ff33c73
Manifest1574179d5442d3adf3bb08fe567d7208af9b25112d105e60c8ba1a6595857383

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
SignaturexOBA4nc6vIdkC86OnKN8GFhn/1gXtrk5QpEMvogZNSkr6IwOHu1AtFRS92y3MQgJf854qi5Zkc05eD8BfwmWAQ==
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

2026-09-17T11:19:01.621694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040153
observed 11f099992b87a8b44ab01b7eb138d591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.606089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040153/manifest.json
observed 1574179d5442d3adf3bb08fe567d7208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.589120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040153/publication.md
observed b751f635bd94bf71da2a1540401aab31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.571643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040153/publication.txt
observed 7271b777decd679a70c8953b7943d4d3...
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.