OpenTechnical

OT-2026-000056863

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000056863) never changes.

Identity and time

Publication numberOT-2026-000056863 · never reused
Internal UUID01a0ae87-7af8-7378-844d-9fae97248be8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056863
StatusPUBLIC

Content hashes

Canonical text23ea9136f3fd5ea153e6a9354015495ed5479d32744b581544cc3c5c93905225
Markdown00faade59a79dc50ff019a6d2b84abcbdda2d48ac609c789cb3e341c3b5e74af
PDF
Publication paged17ca30acf55a3a61aab4ade055c414bb618c1b63cc55836cde9a53b4d1e26ae
Manifest59476488f4e68b8e72bf6dcdcb923d7e0db232928e917a689f7cd7757660a716

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
Signaturej7SAMQPIQpVszdu0SefARuZFlze8g9DjO5vrj0M3x3G19RWqPa/i/FVrZMOKEL72THFMXTORRfSHLLFWwkqbCA==
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

2026-09-17T10:50:21.666383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056863
observed d17ca30acf55a3a61aab4ade055c414b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.649241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056863/manifest.json
observed 59476488f4e68b8e72bf6dcdcb923d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.629100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056863/publication.md
observed 00faade59a79dc50ff019a6d2b84abcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.611318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056863/publication.txt
observed 23ea9136f3fd5ea153e6a9354015495e...
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.