OpenTechnical

OT-2026-000005948

Publication integrity record

Vacuum cup gripper, two zone face, per zone isolation, pump fed, vented before 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-2026-000005948) never changes.

Identity and time

Publication numberOT-2026-000005948 · never reused
Internal UUID01a0a94a-2595-78b9-aa1d-7369d748e079 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:16:43.927950Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005948
StatusPUBLIC

Content hashes

Canonical text0ca0c0939531458768b643b43f185f9b4ef6914f5c84ba8504ec5c6ae6e31bf9
Markdownf67b778e0de7b9aa7e532bc3cfe1e12f41202c72591810badcb6370281db6cd1
PDF
Publication paged0f01a24a358baf89d37239a88a590b2037a2df8960eb9de6f8d8cd9aaf5d873
Manifestd59967f40383271fa46b764adaa44fa62461111f8a987e9514064ac0264e7b0f

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
SignaturezIn1lR7lC8eT3LopNzC0AE3Fesb8Gbn93Y2CgNBf+CEvdfrohG9cPzqKogmG414GWVMPnj7ifSZhpXeAtyMjCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:13.971797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005948
observed d0f01a24a358baf89d37239a88a590b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:13.958538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005948/manifest.json
observed d59967f40383271fa46b764adaa44fa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:13.944455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005948/publication.md
observed f67b778e0de7b9aa7e532bc3cfe1e12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:13.918834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005948/publication.txt
observed 0ca0c0939531458768b643b43f185f9b...
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.