OpenTechnical

OT-2026-000016813

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000016813) never changes.

Identity and time

Publication numberOT-2026-000016813 · never reused
Internal UUID01a0ae6e-5919-7312-824f-bbbcf0b5e8bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016813
StatusPUBLIC

Content hashes

Canonical text614e6ab8c47ef011e6c5bf253fffc67178c6d5fce29499ebffc46a04a569ecb8
Markdown5bd08bc4bbc128b3193a37bbe1b10688153dca6798e388243f6a0d4c60698a40
PDF
Publication pageb4e862bebb50a24482b8a8db09890aaee0c37554d750a02aa9acf1090c0e1323
Manifest3dad63f1b48303d89830e5e6a59ba4a37778d435e14e2a5ac4957d1a28fb47fa

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
Signature4wUj0WBzd/1cpE3mHKZSptwSwMkki2vdy0qL8gTYcimz/XvUjQXMDqH4P+RRBTRErSbWws9g+T/rYdZF+w5ZDw==
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

2026-09-17T12:03:04.074587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016813
observed b4e862bebb50a24482b8a8db09890aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.058490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016813/manifest.json
observed 3dad63f1b48303d89830e5e6a59ba4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.041275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016813/publication.md
observed 5bd08bc4bbc128b3193a37bbe1b10688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.023973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016813/publication.txt
observed 614e6ab8c47ef011e6c5bf253fffc671...
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.