OpenTechnical

OT-2026-000057611

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two 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-2026-000057611) never changes.

Identity and time

Publication numberOT-2026-000057611 · never reused
Internal UUID01a0ae88-2694-7f40-8a7e-e7836602b1c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057611
StatusPUBLIC

Content hashes

Canonical text631b790bf5b04e8026aa52e9eddf5e4a8543c70ee6781a77744b77a94a8b6ffc
Markdown9a3a44f51f48bdc57c90fcd15b2b49705d0ab1e4ae7589991d55df71e9e5b4b2
PDF
Publication page6619d97a30acae5892cc1276957489338f8aa09e4c41978d350c1a3305277c5a
Manifestf52e435ef6437f7eca4327815b32d354dcdc4aec71e1769ab2b17a295fe062f0

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
SignaturelKx2YPE8ClYFggVQZ9YlXWo/l+SSIttum0o4s2jltfh9h/yhQI55k4nw7zXRdK4PSea3l1SC/4Un27nybh5XAw==
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...

Independent retrieval

2026-09-17T10:48:10.037259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057611
observed 6619d97a30acae5892cc127695748933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.020323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057611/manifest.json
observed f52e435ef6437f7eca4327815b32d354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.002312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057611/publication.md
observed 9a3a44f51f48bdc57c90fcd15b2b4970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.983555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057611/publication.txt
observed 631b790bf5b04e8026aa52e9eddf5e4a...
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.