OpenTechnical

OT-2026-000060843

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000060843) never changes.

Identity and time

Publication numberOT-2026-000060843 · never reused
Internal UUID01a0ae8a-b7d1-7eb7-bef6-cbdd2255c608 · 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-2026-000060843
StatusPUBLIC

Content hashes

Canonical texte48281a16c00378b63b8f71e4774e54a33a6d9717782ea0025e2ca7ac7be752c
Markdown004cae2a2264e4d3b1e85ab0dd6ebe7014d02100137b81b6d86df4b4ade8ccf1
PDF
Publication page23ee5de1044b2bee85079dd11d73eea7474bf92a637a0c6e8c9c5787b3a803d3
Manifestc92d540714871e735495321708faecca384abab9f5faa4b28af0202c3b72e710

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
SignatureOJqWBF61rBXiD803Zp1WyQnBAJBCSRsFpBOTSMXBIaog5HowYZoMcamiHKVFTv5kLo59R2gVU1JYt8wzw3taDA==
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

2026-09-17T10:43:35.973039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060843
observed 23ee5de1044b2bee85079dd11d73eea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.956026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060843/manifest.json
observed c92d540714871e735495321708faecca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.938602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060843/publication.md
observed 004cae2a2264e4d3b1e85ab0dd6ebe70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.921237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060843/publication.txt
observed e48281a16c00378b63b8f71e4774e54a...
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.