OpenTechnical

OT-2026-000060519

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000060519) never changes.

Identity and time

Publication numberOT-2026-000060519 · never reused
Internal UUID01a0ae8a-b7cc-7d27-8761-423cc1cbade1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060519
StatusPUBLIC

Content hashes

Canonical text98a44638996ea7373add0a0c69fbe5c2a5b14b125d79ad70f58c46e11f0d39cc
Markdown78be0440b1b5ed64f22e66fbd515e67101ae288aee6d8fbefd81b3053c71de09
PDF
Publication pagea4d6abfe0cd2e301cc4bebec00d02b48c619c1cf79d3788a114d143de2db0680
Manifestf62ee8ab1c3fac6bf83ad0fb20b90f4927e72b2a79fc812637a7949d5b21455e

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
SignatureO6tD4FZPZetYdti686jkW5jQG9wiynS03xgJl/pJaQYm0YfLLQEMqRB7QAW5s3G0mwWXhBhhK6d/hGmlzxwwAQ==
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

2026-09-17T10:43:07.326887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060519
observed a4d6abfe0cd2e301cc4bebec00d02b48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:07.308896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060519/manifest.json
observed f62ee8ab1c3fac6bf83ad0fb20b90f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:07.289991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060519/publication.md
observed 78be0440b1b5ed64f22e66fbd515e671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:07.272905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060519/publication.txt
observed 98a44638996ea7373add0a0c69fbe5c2...
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.