OpenTechnical

OT-2026-000046976

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000046976) never changes.

Identity and time

Publication numberOT-2026-000046976 · never reused
Internal UUID01a0ae7e-d0f6-7fb9-8409-3d9620c5b54d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046976
StatusPUBLIC

Content hashes

Canonical text1ee448d21eb53e062245df05f15223c6c16dea3a4a1159139b4dff9b949cba94
Markdownab7991022d77d83d8f4af76fb43bd5305c3a3377bc9be0bfe43fc590a5b9093d
PDF
Publication pagea960cf1be11954356477fb66bb180e944a35718da6ec529ce032bb7588a816cc
Manifest589abfd9ff7c98e19883a79f30892852e54fa1d3f970c1a546db43c5af0d4076

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
SignatureY1vEyU4VcjKsqBomG4n0N1MDm0ez4JhPYYP4yhngSi3182rOc0V7HjCQeRXqR7HrMyO1hwq63p5Gk0HBZlqZBg==
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

2026-09-17T11:10:14.536935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046976
observed a960cf1be11954356477fb66bb180e94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.516722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046976/manifest.json
observed 589abfd9ff7c98e19883a79f30892852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.494287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046976/publication.md
observed ab7991022d77d83d8f4af76fb43bd530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.472791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046976/publication.txt
observed 1ee448d21eb53e062245df05f15223c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:43.015481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046976
observed a960cf1be11954356477fb66bb180e94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.996625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046976/manifest.json
observed 589abfd9ff7c98e19883a79f30892852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.977391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046976/publication.md
observed ab7991022d77d83d8f4af76fb43bd530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.958005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046976/publication.txt
observed 1ee448d21eb53e062245df05f15223c6...
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.